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With a 180-degree operating angle, it allows accurate movement and positioning, making it ideal for Arduino projects, robotic arms, RC models, and DIY automation systems.\u003c\/p\u003e\n\u003cp\u003eOperating at 4.8V to 6V DC, the SG90 servo uses PWM control signals and features plastic gears for smooth and quiet operation. 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This project is especially suitable for school students, science exhibitions, and Inspire Award competitions.\u003c\/p\u003e\n\u003cp\u003eThe system works by monitoring driver behavior (such as eye movement or head tilt, depending on the project design) and triggers a loud buzzer alarm when drowsiness is detected, instantly alerting the driver. It demonstrates the importance of road safety and real-life problem-solving using electronics.\u003c\/p\u003e\n\u003cp\u003eThis complete project kit is ideal for STEM learning, encouraging students to understand sensors, alert systems, and safety automation concepts. Widely used in science fairs, innovation contests, and educational demonstrations, this project helps students present a practical and socially useful solution.\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003e Parts List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e1 Arduino Nano (code per-uploaded) with Cable\u003c\/li\u003e\n\u003cli\u003e1 Circuit Diagram\u003c\/li\u003e\n\u003cli\u003e1 Eye Blink Sensor with Goggle\u003c\/li\u003e\n\u003cli\u003e1 Buzzer 5V\u003c\/li\u003e\n\u003cli\u003e1200mAh 1 Battery 3.7V with Holder\u003c\/li\u003e\n\u003cli\u003e1 Switch Button\u003c\/li\u003e\n\u003cli\u003e1 Channel Relay\u003c\/li\u003e\n\u003cli\u003e1 BO Gear Motor with Wheel\u003c\/li\u003e\n\u003cli\u003e1 Sunboard\u003c\/li\u003e\n\u003cli\u003e10 Core 1 Meter Wires\u003c\/li\u003e\n\u003cli\u003eF2F + M2M + F2M : 10 + 10 + 10\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eProject working video\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 107%; font-family: 'Cambria',serif; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/fV3P7OziZOI?si=2TKw2sW1vBu-Vc_m\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431178989746,"sku":"HP1019","price":900.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Anti-Sleep-Alarm-For-Drivers-Inspire-Award-Project-Science-Project-Kit.webp?v=1718122112"},{"product_id":"automatic-railway-gate-best-science-project-kit","title":"Automatic Railway Gate Control System Project| Best Science Project Kit for Students | Inspire Award \u0026 School Exhibition Project","description":"\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/pypuZWZNnAo?si=Ivq14AgEIpOMelO1\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProject Type: Automatic Railway Gate Control System\u003c\/li\u003e\n\u003cli\u003eCategory: Science Project \/ Automation Project\u003c\/li\u003e\n\u003cli\u003eWorking Principle: Sensor-based automatic control\u003c\/li\u003e\n\u003cli\u003ePower Supply: Battery \/ DC supply (as per kit design)\u003c\/li\u003e\n\u003cli\u003eControl Mechanism: Motor\u003c\/li\u003e\n\u003cli\u003eAlert System: LED \/ Buzzer (if included)\u003c\/li\u003e\n\u003cli\u003eGate Operation: Automatic open \u0026amp; close\u003c\/li\u003e\n\u003cli\u003eSkill Level: School students (Middle \u0026amp; High School)\u003c\/li\u003e\n\u003cli\u003eKit Type: Readymade science project kit\u003c\/li\u003e\n\u003cli\u003eUsage: Science exhibition, Inspire Award, STEM learning\u003c\/li\u003e\n\u003cli\u003eKit Type: Readymade (Full working project)\u003c\/li\u003e\n\u003cli\u003eNote : Project design has been updated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Automatic Railway Gate – Best Science Project Kit is an educational and innovative DIY project that demonstrates how automation can improve safety at railway crossings. This project automatically opens and closes the railway gate when a train is detected, helping to prevent accidents and ensuring smooth traffic control.\u003c\/p\u003e\n\u003cp\u003eDesigned especially for school students and science exhibitions, this project explains real-world applications of sensors, motors, and control circuits in railway safety systems. It is an excellent choice for Inspire Award projects, STEM education, and innovation-based competitions.\u003c\/p\u003e\n\u003cp\u003eThis complete science project kit helps students understand automation, electronics, and safety engineering concepts while presenting a practical and socially useful solution. Easy to assemble and explain, it is perfect for science fairs, model competitions, and classroom demonstrations.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431179055282,"sku":"HP1020","price":2500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Automatic-Railway-Gate-Best-Science-Project-Kit-_-_-_-_-___-1536x864-1.webp?v=1718122115"},{"product_id":"smart-helmet-alcohol-detection-for-drivers-best-science-project-inspire-award-project-kit","title":"Smart Helmet with Alcohol Detection for Drivers Project | Best Science Project Kit | Inspire Award \u0026 Road Safety Project","description":"\u003cp class=\"MsoNormal\" align=\"left\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; text-align: left;\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Cambria','serif'; mso-ascii-theme-font: major-latin; mso-fareast-font-family: 'Times New Roman'; mso-hansi-theme-font: major-latin; mso-bidi-font-family: 'Times New Roman'; mso-bidi-language: HI;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/N2wqmhgz6qE?si=5p9AaL2ff9atsj4f\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003e Technical Specifications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eProject Type: Smart Helmet Alcohol Detection System\u003c\/li\u003e\n\u003cli\u003eCategory: Science Project \/ Safety \u0026amp; Automation Project\u003c\/li\u003e\n\u003cli\u003eSensor Used: MQ-3 Alcohol Sensor\u003c\/li\u003e\n\u003cli\u003eController: Microcontroller \/ IC-based (as per kit)\u003c\/li\u003e\n\u003cli\u003ePower Supply: Battery operated\u003c\/li\u003e\n\u003cli\u003eDetection Method: Breath alcohol detection\u003c\/li\u003e\n\u003cli\u003eAlert System: Buzzer \/ LED indication\u003c\/li\u003e\n\u003cli\u003eVehicle Control: Engine lock \/ enable mechanism (demo based)\u003c\/li\u003e\n\u003cli\u003eHelmet Type: Model \/ demo helmet setup\u003c\/li\u003e\n\u003cli\u003eSkill Level: School students\u003c\/li\u003e\n\u003cli\u003eKit Type: Readymade science project kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eProject Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Smart Helmet Alcohol Detection for Drivers – Science Project Kit is an innovative road safety project designed to prevent accidents caused by drunk driving. This smart system detects the presence of alcohol from the rider’s breath using an MQ-3 alcohol sensor and allows vehicle operation only when alcohol is not detected.\u003c\/p\u003e\n\u003cp\u003eIf alcohol is detected, the system activates an alert and disables the engine ignition (demo model), ensuring enhanced safety. This project highlights the importance of responsible driving and smart safety systems in modern transportation.\u003c\/p\u003e\n\u003cp\u003ePerfect for Inspire Award competitions, school science exhibitions, and STEM learning, this project helps students understand sensor technology, embedded systems, and real-world safety applications. The kit is easy to assemble and ideal for explaining both technical and social impact concepts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431179088050,"sku":"HP1021","price":4300.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Smart-Helmet-Alcohol-Detection-for-Drivers-Best-Science-Project-Inspire-Award-Project-Kit-__-1536x864-1.webp?v=1718122117"},{"product_id":"mt3608-step-up-power-booster-module-2a-max-dc-dc-power-buy-3-get-1-dc-motor","title":"MT3608 DC-DC Step-Up Boost Converter Module 2A Max | Adjustable Power Booster for Arduino, DIY \u0026 IoT Projects","description":"\u003cp style=\"box-sizing: border-box; border-image-outset: 0; border-image-repeat: stretch; border-image-slice: 100%; border-image-source: none; border-image-width: 1; font-size: 13px; font-style: inherit; font-weight: inherit; outline-color: currentcolor; outline-style: none; outline-width: 0px; vertical-align: baseline; padding: 0px; margin: 0px; border: 0px none currentcolor;\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 'Cambria',serif;\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/XakvXXU56DY?si=M1nIv2H2GCEB_CWX\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003e Technical Specifications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: DC-DC Step-Up (Boost) Converter Module\u003c\/li\u003e\n\u003cli\u003eController IC: MT3608\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 2V – 5V DC\u003c\/li\u003e\n\u003cli\u003eOutput Voltage: 5V – 28V DC (Adjustable)\u003c\/li\u003e\n\u003cli\u003eMaximum Output Current: Up to 2A (peak, depends on input\/output voltage)\u003c\/li\u003e\n\u003cli\u003eEfficiency: Up to 93%\u003c\/li\u003e\n\u003cli\u003eSwitching Frequency: ~1.2MHz\u003c\/li\u003e\n\u003cli\u003eAdjustment Method: Multi-turn potentiometer\u003c\/li\u003e\n\u003cli\u003eProtection: Over-current \u0026amp; thermal protection (IC level)\u003c\/li\u003e\n\u003cli\u003eMounting Type: PCB module\u003c\/li\u003e\n\u003cli\u003eApplications: Voltage boosting, battery-powered systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003e Product Description\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThe MT3608 Step-Up Power Booster Module is a high-efficiency DC-DC boost converter designed to increase low input voltages to higher adjustable output levels. 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Stock up on these high-quality glue sticks in India to make every project reliable, neat, and professional.\u003c\/div\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431180693682,"sku":"HP1033","price":18.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/gluestickhightqualitystrongstick7inchwhitcolorHarishProjectsLowPriceProduct_46.webp?v=1743527951"},{"product_id":"river-cleaner-boat-pond-cleaner-science-project-kit","title":"River Cleaner Boat Science Project – Pond \u0026 River Surface Cleaning Robot | Wi‑Fi Controlled Water Waste Collector","description":"\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/_H6ancI2OrU?si=QVosNIizvm1wvLQT\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/GAu8x7MoYeU?si=PKUSgiqjouk9FfnY\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 38.0901%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 61.6953%;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eModel Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eRiver Cleaner Boat Project\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eControl Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eWi‑Fi (smartphone control)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eMicrocontroller\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eNodeMCU 8266\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eMotors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eDual BO DC motors with turbines for high torque \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003e7.4 – 12 V Li‑ion 18650 battery \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eWaste Collection Mechanism\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eConveyor belt mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eChassis\/Body\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eSunboad sheet durable floating platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eWi‑Fi module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eArduino IDE programming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eKit Type and Skill Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eReadymade for Intermediate – Electronics \u0026amp; Robotics DIY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003eCode, circuit diagram\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38.0901%;\"\u003e\u003cstrong\u003eDownload App\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.6953%;\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/drive.google.com\/file\/d\/1OJ8CM8ZIuiGKrvaI01awvhuRBqlSPcah\/view?usp=drive_link\" target=\"_blank\"\u003ehttps:\/\/drive.google.com\/file\/d\/1OJ8CM8ZIuiGKrvaI01awvhuRBqlSPcah\/view?usp=drive_link\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProject Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe River Cleaner Boat Science Project Kit — an innovative and educational DIY solution designed to clean floating waste from rivers, ponds, and water surfaces. 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Ideal for technicians, manufacturers, and DIY users, the WLS5849 LED light ensures reliable brightness and energy-efficient operation in standard AC LED bulb circuits.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431181709490,"sku":"HP1040","price":7.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/WLS5849LightForACLEDBulb_Buy4GetFree2LED_harishprojets_2.webp?v=1741613475"},{"product_id":"12-inch-zip-tie-pack-of-5-self-locking-cable-buy-50-get-5-free","title":"12 Inch ZIP Tie Pack of 5 | Self Locking Nylon Cable Ties for Wiring \u0026 DIY","description":"\u003cdiv\u003e\u003cstrong\u003e Technical Specifications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: ZIP Tie \/ Cable Tie\u003c\/li\u003e\n\u003cli\u003eLength: 12 Inch (300 mm approx.)\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Quality Nylon\u003c\/li\u003e\n\u003cli\u003eColor: White \/ Black (may vary)\u003c\/li\u003e\n\u003cli\u003eLocking Type: Self-Locking\u003c\/li\u003e\n\u003cli\u003eTensile Strength: Strong \u0026amp; Durable Grip\u003c\/li\u003e\n\u003cli\u003eTemperature Resistance: Heat Resistant\u003c\/li\u003e\n\u003cli\u003eReusability: Single-Use (Cut to Remove)\u003c\/li\u003e\n\u003cli\u003eUsage: Cable Management, Bundling, Fixing\u003c\/li\u003e\n\u003cli\u003eQuantity: Pack of 5 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 12 Inch ZIP Tie Pack of 5 features strong, self-locking nylon cable ties designed for secure and long-lasting cable management. These ties provide a firm grip that won’t loosen over time, making them ideal for electrical wiring, DIY projects, networking, home organization, and automotive use.\u003c\/p\u003e\n\u003cp\u003eMade from durable nylon material, these 12-inch zip ties are easy to install and suitable for both indoor and light outdoor applications. Whether you’re organizing cables, securing components, or working on a repair project, these self-locking cable ties offer a simple and reliable solution.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431181775026,"sku":"HP1041","price":15.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/ZIPTie_1.jpg?v=1720007426"},{"product_id":"mini-fan-for-5v-dc-motor-buy-5-get-free-1-switch-button","title":"Mini Fan for 5V DC Motor Pack of 2 – Four Blade Fan 2 Inch Diameter","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Mini DC Motor Fan\u003c\/li\u003e\n\u003cli\u003eMotor Compatibility: 5V DC Motor\u003c\/li\u003e\n\u003cli\u003eBlade Type: Four Blade\u003c\/li\u003e\n\u003cli\u003eFan Diameter: 2 Inch (Approx. 50 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Durable Plastic\u003c\/li\u003e\n\u003cli\u003eColor: Random\u003c\/li\u003e\n\u003cli\u003eMount Type: Press-Fit \/ Push-On\u003c\/li\u003e\n\u003cli\u003eUsage Voltage: 5V DC\u003c\/li\u003e\n\u003cli\u003eApplication: Cooling, Airflow, DIY \u0026amp; Robotics Projects\u003c\/li\u003e\n\u003cli\u003eQuantity: Pack of 2 Fans\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Mini Fan for 5V DC Motor Pack of 2 features a four-blade design with a 2-inch diameter, providing efficient airflow in a compact size. These fans are specially designed for use with 5V DC motors, making them perfect for DIY electronics, robotics projects, cooling applications, and educational models.\u003c\/p\u003e\n\u003cp\u003eWith a simple press-fit mounting, the fan easily attaches to the motor shaft and delivers smooth, balanced rotation. Lightweight and power-efficient, these mini fans are ideal for battery-powered projects, mini coolers, and prototype builds.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431181840562,"sku":"HP1042","price":8.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/minifanfortoymotorHarishProjectsLowPriceProduct_43.webp?v=1743528588"},{"product_id":"smart-pesticide-sprayer-robot-science-project-kit-inspire-award-project","title":"Smart Pesticide Sprayer Robot | Science Project Kit for Inspire Award \u0026 STEM Exhibitions","description":"\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/aGM6nwhy2Go?si=Is6EMVFENeFzZCPy\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/NDeuEQEkgMc?si=4OG7Nw_vqR1VcSvo\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eNote : Water container is not included.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProject Type: Smart Pesticide Sprayer Robot Kit\u003c\/li\u003e\n\u003cli\u003eControl System: Android App \/ Microcontroller (e.g., Arduino \/ ESP8266)\u003c\/li\u003e\n\u003cli\u003ePower Supply: Rechargeable Battery (often 12V)\u003c\/li\u003e\n\u003cli\u003eMobility: DC Motors + Wheels for Robot Movement\u003c\/li\u003e\n\u003cli\u003eSpraying Mechanism: Mini Pump + Spray Nozzle Assembly\u003c\/li\u003e\n\u003cli\u003eConnectivity: Wi-Fi control via mobile app\u003c\/li\u003e\n\u003cli\u003eApplication: Agriculture Automation, Science Fair, Robotics Demonstrations\u003c\/li\u003e\n\u003cli\u003eKit Includes: Robot chassis, motors, controller board, wiring, spray assembly (full working project kit)\u003c\/li\u003e\n\u003cli\u003eMaterials size may vary (depends upon availability)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"font-size: 0.875rem;\"\u003eApp Download Link :\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003ca style=\"font-size: 0.875rem;\" href=\"https:\/\/play.google.com\/store\/apps\/details?id=com.bluino.esp8266wifirobotcar\"\u003ehttps:\/\/play.google.com\/store\/apps\/details?id=com.bluino.esp8266wifirobotcar\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Smart Pesticide Sprayer Robot is an innovative science project kit designed for students, hobbyists, and robotics enthusiasts focused on agriculture automation, STEM learning, and competition projects. It enables hands-on experience in electronics, programming, wireless control, and robotics design.\u003c\/p\u003e\n\u003cp\u003eThis project combines a mobile robot platform with a pesticide spraying mechanism controlled via Bluetooth or an Android app, allowing users to navigate the robot remotely while spraying fluids like water or pesticide evenly over targeted areas — making it ideal for exhibitions, Inspire Award entries, school \u0026amp; college projects, and agricultural innovation showcases. The system promotes reduced human exposure to chemicals and safer spraying operations compared to manual methods.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431181873330,"sku":"HP1043","price":8600.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Smart_Pesticide_Sprayer_Robot_Science_Project_Kit_Inspire_Award_Project.webp?v=1718372278"},{"product_id":"smart-walking-shoes-for-blind-best-science-project-kit","title":"Smart Walking Shoes for Blind | Best Science Project Kit for STEM \u0026 Assistive Tech","description":"\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/QvGQdcOo-7Q?si=5ufx38fnkSc_Hh0F\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProject Name: Smart Walking Shoes for Blind\u003c\/li\u003e\n\u003cli\u003eTechnology: Ultrasonic Obstacle Detection System\u003c\/li\u003e\n\u003cli\u003eMicrocontroller: Arduino Nano (or similar)\u003c\/li\u003e\n\u003cli\u003eSensors: Ultrasonic Distance Sensor (HC-SR04 or equivalent)\u003c\/li\u003e\n\u003cli\u003eFeedback Output: Buzzer \/ Vibrator Alert System\u003c\/li\u003e\n\u003cli\u003ePower Source: 9V Non-Rechargeable Battery \u003c\/li\u003e\n\u003cli\u003eShoe Platform: Single Shoes \u003c\/li\u003e\n\u003cli\u003eInterface: Wired Sensor Connections\u003c\/li\u003e\n\u003cli\u003eApplication: Obstacle Alert\u003c\/li\u003e\n\u003cli\u003eKit Includes: Sensor, Arduino, Wires, Battery (full working kit)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Smart Walking Shoes for Blind is an innovative science project kit designed to help students and makers build a wearable assistive device that enhances mobility for visually impaired users. By integrating ultrasonic sensors with an Arduino microcontroller, this project detects nearby obstacles and provides alerts through a buzzer or vibration feedback, helping a user sense barriers ahead.\u003c\/p\u003e\n\u003cp\u003eThis kit is ideal for STEM learning, school and college exhibitions, science fairs, and assistive technology demonstrations. It encourages hands-on learning in electronics, programming, sensors, and wearable robotics, while highlighting real-world problem solving. With clear component lists, code examples, and assembly guidance, learners can quickly prototype and test a functional model that demonstrates practical assistive technology.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431182135474,"sku":"HP1044","price":1900.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Intelligent-Walking-Shoes-for-Blind-Best-Science-Project-6-1024x574-Copy.webp?v=1718122191"},{"product_id":"train-accident-prevention-2-train-in-same-track-best-science-project-kit","title":"Two Train in Same Track | Train Accident Prevention | Best Science Project Kit","description":"\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/gj20VzO-kiY?si=4th2nMaTydefP7Kr\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eNote: The project design may be slightly different from the video.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProject Type: Train Collision Prevention Science Project Kit\u003c\/li\u003e\n\u003cli\u003eControl System: RC Module\u003c\/li\u003e\n\u003cli\u003eDetection Sensors: IR Sensor\u003c\/li\u003e\n\u003cli\u003eCommunication: Wireless signaling between modules\u003c\/li\u003e\n\u003cli\u003eActuators: Buzzers, LEDs, Relay outputs\u003c\/li\u003e\n\u003cli\u003ePower Supply: DC Battery (e.g., 3.7V–5V)\u003c\/li\u003e\n\u003cli\u003eApplication: Train collision detection, same track monitoring\u003c\/li\u003e\n\u003cli\u003eKit Includes: Controller board, sensors, wiring, indicators (full working project)\u003c\/li\u003e\n\u003cli\u003eUse Case: STEM fair, science exhibition, educational robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Two Train in Same Track | Train Accident Prevention science project kit empowers students and hobbyists to build a train collision detection and prevention system that simulates real-world safety mechanisms when two trains find themselves on the same track heading toward each other \u003c\/p\u003e\n\u003cp\u003eThis educational kit uses sensors and microcontroller logic to detect the presence of trains on a shared track. When sensors on either side identify simultaneous occupancy, the system triggers alerts and preventive actions such as warning buzzers, indicator lights, or simulated braking. It teaches key concepts in embedded electronics, sensor interfacing, communication logic, and safety system design — making it ideal for school \u0026amp; college science fairs, robotics competitions, and Inspire Award projects.\u003c\/p\u003e\n\u003cp\u003eTrain collision avoidance systems in real life, such as the Indian Railways’ Kavach automatic train protection system, use advanced communication and sensors to prevent two trains from occupying the same track or passing red signals, helping avoid catastrophic collisions.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431182168242,"sku":"HP1045","price":3500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Train-Accident-Prevention-2-Train-in-Same-Track-Best-Science-Project-Kit.webp?v=1718122193"},{"product_id":"original-hongli-1200mah-18650-battery-3-7v-li-ion-rechargeable-4-44wh-laptop-battery-3-7v-buy-3-get-free-1-switch-button","title":"Hongli Original 1200mAh 18650 Battery 3.7V Li-ion Rechargeable 4.44Wh Laptop Battery 3.7V","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Hongli\u003c\/li\u003e\n\u003cli\u003eBattery Type: Li-ion Rechargeable Battery\u003c\/li\u003e\n\u003cli\u003eCell Size: 18650\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: 3.7V\u003c\/li\u003e\n\u003cli\u003eCapacity: 1200mAh\u003c\/li\u003e\n\u003cli\u003eEnergy Rating: 4.44Wh\u003c\/li\u003e\n\u003cli\u003eRechargeable: Yes\u003c\/li\u003e\n\u003cli\u003eBattery Chemistry: Lithium-Ion\u003c\/li\u003e\n\u003cli\u003eProtection Circuit: Not Included (Unprotected Cell)\u003c\/li\u003e\n\u003cli\u003eApplication Voltage Range: 3.0V – 4.2V\u003c\/li\u003e\n\u003cli\u003eUsage: Laptop Battery Packs, Power Banks, DIY Projects\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 Piece\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Original Hongli 1200mAh 18650 Battery is a reliable 3.7V lithium-ion rechargeable cell designed for use in laptop battery packs, power banks, emergency lights, and DIY electronics projects. With an energy rating of 4.44Wh, this battery delivers stable performance and consistent power output for medium-load applications.\u003c\/p\u003e\n\u003cp\u003eBuilt in the standard 18650 form factor, this Hongli Li-ion cell is widely compatible with battery holders and custom battery pack assemblies. It is suitable for technicians, hobbyists, and students working on rechargeable battery-powered devices. Proper charging circuits and protection modules are recommended for safe and long-term usage.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431182201010,"sku":"HP1046","price":55.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/1200mAhBattery1200mahbatteryHarishProjectsLowPriceProduct_21.webp?v=1743527549"},{"product_id":"digital-multimeter-high-quality-mas830l-free-5v-white-led-1","title":"Digital Multimeter MAS830L Original – AC\/DC Voltage, Current \u0026 Resistance Tester","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Number: MAS830L\u003c\/li\u003e\n\u003cli\u003eProduct Type: Digital Multimeter\u003c\/li\u003e\n\u003cli\u003eDisplay: 3½ Digit LCD Display (1999 Count)\u003c\/li\u003e\n\u003cli\u003eDC Voltage Range: 200mV – 1000V\u003c\/li\u003e\n\u003cli\u003eAC Voltage Range: 200V – 750V\u003c\/li\u003e\n\u003cli\u003eDC Current Range: 200µA – 10A\u003c\/li\u003e\n\u003cli\u003eResistance Range: 200Ω – 2MΩ\u003c\/li\u003e\n\u003cli\u003eDiode Test: Yes\u003c\/li\u003e\n\u003cli\u003eTransistor hFE Test: Yes\u003c\/li\u003e\n\u003cli\u003eContinuity Test: Yes (with Buzzer)\u003c\/li\u003e\n\u003cli\u003ePower Supply: 9V Battery\u003c\/li\u003e\n\u003cli\u003eOverload Protection: Yes\u003c\/li\u003e\n\u003cli\u003eApplication: Electrical Testing, Electronics Repair, DIY Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Original MAS830L Digital Multimeter is a compact and reliable tool designed for accurate measurement of AC\/DC voltage, current, and resistance. It is widely used by technicians, electricians, students, and DIY electronics enthusiasts for testing and troubleshooting electrical and electronic circuits.\u003c\/p\u003e\n\u003cp\u003eFeaturing a clear LCD display, diode and transistor testing, and audible continuity check, the MAS830L makes everyday measurements simple and efficient. Its lightweight design and durable build make it ideal for workshops, labs, field service, and educational use. Overload protection ensures safe operation during high-voltage measurements.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431182823602,"sku":"HP1047","price":600.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/DigitalMultimeterHighQualityMAS830LHarishProjects_1.webp?v=1722147289"},{"product_id":"3d-wind-turbine-6-blades-propeller-for-hydro-projects-only-body","title":"Wind Turbine 6 Blades Propeller for Hydro Projects – Only Body (7.5 cm Height)","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Wind \/ Hydro Turbine Propeller (Only Body)\u003c\/li\u003e\n\u003cli\u003eDesign: 3D Wind Turbine Model\u003c\/li\u003e\n\u003cli\u003eBlade Count: 6 Blades\u003c\/li\u003e\n\u003cli\u003eBody Height: 7.5 cm\u003c\/li\u003e\n\u003cli\u003eMaterial: Lightweight Durable Plastic\u003c\/li\u003e\n\u003cli\u003eColor: Random\u003c\/li\u003e\n\u003cli\u003eMounting Type: Shaft \/ Motor Coupling Compatible\u003c\/li\u003e\n\u003cli\u003eUsage Type: Educational \u0026amp; Demonstration Model\u003c\/li\u003e\n\u003cli\u003eApplication: Hydro Power Projects, Wind Energy Models, Science Projects\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 Piece (Only Turbine Body)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3D Wind Turbine 6 Blades Propeller is designed for hydro power and wind energy science projects, making it ideal for school exhibitions, STEM kits, and renewable energy demonstrations. With a compact 7.5 cm body height, this turbine body is suitable for small-scale experimental setups.\u003c\/p\u003e\n\u003cp\u003eIts 6-blade design helps capture more fluid or airflow, making it effective for hydro turbine demonstrations when used with flowing water or wind. Made from lightweight plastic, the turbine rotates smoothly when connected to a DC motor or generator, helping students understand energy conversion and renewable power concepts.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431183184050,"sku":"HP1048","price":60.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/3DWindTurbine6BladesPropellerforHydroProjectsOnlyBodyHarishProjects_22.webp?v=1744217712"},{"product_id":"3d-wind-turbine-22-blades-propeller-only-body","title":"Wind Turbine 22 Blades Propeller – D-Shaft for 775 DC Motor (85 mm Diameter)","description":"\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/SsSnUGVoMkQ?si=66zR4Ki3sDTMr5pz\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Wind \/ Hydro Turbine Propeller (Only Body)\u003c\/li\u003e\n\u003cli\u003eDesign: 3D Printed Wind Turbine Model\u003c\/li\u003e\n\u003cli\u003eBlade Count: 22 Blades\u003c\/li\u003e\n\u003cli\u003eTurbine Diameter: 85 mm\u003c\/li\u003e\n\u003cli\u003eShaft Type: D-Shaft\u003c\/li\u003e\n\u003cli\u003eMotor Compatibility: 775 DC Motor\u003c\/li\u003e\n\u003cli\u003eMaterial: Lightweight Durable Plastic\u003c\/li\u003e\n\u003cli\u003eColor: Random\u003c\/li\u003e\n\u003cli\u003eMounting Type: Direct Fit on 775 Motor Shaft\u003c\/li\u003e\n\u003cli\u003eUsage Type: Educational \u0026amp; Experimental\u003c\/li\u003e\n\u003cli\u003eApplication: Wind Energy Projects, Hydro Power Models, Science Projects\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 Piece (Only Turbine \/ Propeller Body)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3D Printed Wind Turbine 22 Blades Propeller is a high-efficiency turbine body designed for wind and hydro power science projects. Featuring a 22-blade design and 85 mm diameter, this turbine captures more airflow or water flow, making it ideal for low-speed energy generation demonstrations.\u003c\/p\u003e\n\u003cp\u003eEquipped with a D-shaft mount, it fits directly onto a 775 DC motor, allowing easy coupling for generator-based experiments. Made from durable lightweight plastic, this turbine propeller is widely used in STEM learning kits, renewable energy models, school exhibitions, and DIY power generation projects.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431183446194,"sku":"HP1049","price":80.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/3DWindTurbine22BladesPropellerOnlyBody.webp?v=1743703740"},{"product_id":"digital-multimeter-dt830d-high-quality-free-1-led","title":"Digital Multimeter DT830D High Quality – AC\/DC Voltage, Current \u0026 Resistance Tester","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Number: DT830D\u003c\/li\u003e\n\u003cli\u003eProduct Type: Digital Multimeter\u003c\/li\u003e\n\u003cli\u003eDisplay: 3½ Digit LCD Display (1999 Count)\u003c\/li\u003e\n\u003cli\u003eDC Voltage Range: 200mV – 1000V\u003c\/li\u003e\n\u003cli\u003eAC Voltage Range: 200V – 750V\u003c\/li\u003e\n\u003cli\u003eDC Current Range: 200µA – 10A\u003c\/li\u003e\n\u003cli\u003eResistance Range: 200Ω – 2MΩ\u003c\/li\u003e\n\u003cli\u003eDiode Test: Yes\u003c\/li\u003e\n\u003cli\u003eTransistor hFE Test: Yes\u003c\/li\u003e\n\u003cli\u003eContinuity Test: Yes (with Buzzer)\u003c\/li\u003e\n\u003cli\u003ePower Supply: 9V Battery\u003c\/li\u003e\n\u003cli\u003eOverload Protection: Yes\u003c\/li\u003e\n\u003cli\u003eBuild Quality: High Quality Components\u003c\/li\u003e\n\u003cli\u003eApplication: Electrical Testing, Electronics Repair, DIY Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe DT830D High Quality Digital Multimeter is a dependable and easy-to-use testing tool for measuring AC\/DC voltage, current, and resistance. Designed with improved build quality, it is ideal for technicians, students, electricians, and DIY electronics enthusiasts.\u003c\/p\u003e\n\u003cp\u003eFeaturing a clear LCD display, diode and transistor testing, and audible continuity indication, the DT830D simplifies circuit testing and fault detection. Its compact and durable design makes it suitable for laboratories, workshops, field service, and educational environments.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431183511730,"sku":"HP1050","price":150.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/DigitalMultimeterDT830DHighQualityHarishProjects_1.webp?v=1722147235"},{"product_id":"sf-propellers-104510-4-5-1-pair-clockwise-anticlockwise","title":"SF Propellers 1045 (10×4.5) – 1 Pair CW \u0026 CCW for Drone \u0026 RC Applications","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: SF Propellers\u003c\/li\u003e\n\u003cli\u003eSize: 1045 (10 × 4.5 inch)\u003c\/li\u003e\n\u003cli\u003eRotation Type: Clockwise (CW) \u0026amp; Counter-Clockwise (CCW)\u003c\/li\u003e\n\u003cli\u003ePitch: 4.5 Inch\u003c\/li\u003e\n\u003cli\u003eDiameter: 10 Inch\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Strength Plastic \/ Composite\u003c\/li\u003e\n\u003cli\u003eMounting Hole: Standard Motor Shaft Compatibility\u003c\/li\u003e\n\u003cli\u003eBalance: Pre-Balanced Design\u003c\/li\u003e\n\u003cli\u003eUsage: Drone, Quadcopter, Multirotor, RC Projects\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 Pair (1 CW + 1 CCW)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe SF Propellers 1045 (10×4.5) come as a matched pair of clockwise and counter-clockwise propellers, designed for drones, quadcopters, and RC multirotor applications. The 10-inch diameter combined with a 4.5-inch pitch delivers stable lift, efficient thrust, and smooth flight performance.\u003c\/p\u003e\n\u003cp\u003eManufactured from durable, lightweight material, these propellers ensure reduced vibration and improved motor efficiency. Ideal for DIY drone builds, replacements, and upgrades, SF 1045 propellers offer reliable performance for both beginners and experienced RC enthusiasts.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431184036018,"sku":"HP1051","price":70.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/SF-Propellers-104510_C3_974.5-Clockwise-Anticlockwise-1-Pair-1.webp?v=1718122241"},{"product_id":"pir-passive-infrared-motion-sensor-detector-module-hc-sr501-buy-3-get-1-led","title":"PIR Motion Sensor Detector Module HC-SR501 – Passive Infrared Sensor for Arduino \u0026 IoT","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSensor Type: PIR (Passive Infrared) Motion Sensor\u003c\/li\u003e\n\u003cli\u003eModel Number: HC-SR501\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 5V – 12V DC\u003c\/li\u003e\n\u003cli\u003eOutput Type: Digital (High \/ Low)\u003c\/li\u003e\n\u003cli\u003eDetection Range: Up to 5 meters (adjustable)\u003c\/li\u003e\n\u003cli\u003eDetection Angle: ~120°\u003c\/li\u003e\n\u003cli\u003eDelay Time: Adjustable (Approx. 3 – 300 seconds)\u003c\/li\u003e\n\u003cli\u003eTrigger Modes: Repeatable \/ Non-Repeatable\u003c\/li\u003e\n\u003cli\u003eOutput Signal Level: 3.3V TTL\u003c\/li\u003e\n\u003cli\u003eQuiescent Current: \u0026lt; 50µA\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -15°C to +70°C\u003c\/li\u003e\n\u003cli\u003eCompatibility: Arduino, Raspberry Pi, ESP8266, ESP32\u003c\/li\u003e\n\u003cli\u003eApplications: Motion Detection, Security, Automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe PIR (Passive Infrared) Motion Sensor Detector Module HC-SR501 is a highly reliable sensor designed to detect human and animal motion by sensing changes in infrared radiation. It is widely used in security systems, automatic lighting, alarm systems, and IoT automation projects.\u003c\/p\u003e\n\u003cp\u003eWith adjustable sensitivity and delay time, the HC-SR501 allows precise tuning for different environments. Its digital output makes it easy to interface with popular microcontrollers like Arduino, ESP32, ESP8266, and Raspberry Pi. Compact, low-power, and beginner-friendly, this PIR motion sensor is ideal for DIY electronics, robotics, and smart home applications.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431184822450,"sku":"HP1052","price":80.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/PIR_PassiveInfrared_MotionSensorDetectorModuleHC-SR501_Buy3_Get1LED_harishprojects_12.webp?v=1735479268"},{"product_id":"tec1-12715-peltier-module-thermoelectric-cooler-tec-free-1-led","title":"TEC1-12715 Peltier Module | Thermoelectric Cooler (TEC) for Cooling \u0026 Heating","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Number: TEC1-12715\u003c\/li\u003e\n\u003cli\u003eProduct Type: Peltier Module \/ Thermoelectric Cooler (TEC)\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 12V DC (Typical)\u003c\/li\u003e\n\u003cli\u003eMax Voltage: ~15.4V\u003c\/li\u003e\n\u003cli\u003eOperating Current: 15A (Max)\u003c\/li\u003e\n\u003cli\u003eMax Power Consumption: ~180W\u003c\/li\u003e\n\u003cli\u003eNumber of Couples: 127\u003c\/li\u003e\n\u003cli\u003eTemperature Difference (ΔT Max): Up to 67°C\u003c\/li\u003e\n\u003cli\u003eHot Side Temperature (Max): 90°C\u003c\/li\u003e\n\u003cli\u003eModule Size: Approx. 40 × 40 × 3.8 mm\u003c\/li\u003e\n\u003cli\u003ePolarity Sensitive: Yes (Reversible Cooling\/Heating)\u003c\/li\u003e\n\u003cli\u003eApplication: Cooling, Heating, Temperature Control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe TEC1-12715 Peltier Module is a high-power thermoelectric cooler (TEC) designed for applications requiring efficient solid-state cooling or heating. When DC power is applied, one side of the module becomes cold while the opposite side becomes hot, and reversing the polarity swaps the hot and cold sides.\u003c\/p\u003e\n\u003cp\u003eWith 127 thermocouples and high current capacity, this module is suitable for electronics cooling, mini refrigerators, CPU cooling experiments, laser diode cooling, and science projects. For safe and effective operation, proper heat sinks, thermal paste, and adequate power supply are strongly recommended.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431185379506,"sku":"HP1053","price":360.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/TEC1-12715PeltierModuleThermoelectricCooler_TEC_HarishProjects_10.webp?v=1744216638"},{"product_id":"on-off-push-button-buy-10-get-1-led","title":"Push ON Push OFF Button 12mm Round | Self Locking 2 Pin Switch 6A","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Push Button Switch\u003c\/li\u003e\n\u003cli\u003eOperation Type: Push ON \/ Push OFF\u003c\/li\u003e\n\u003cli\u003eAction: Self Locking (Latching)\u003c\/li\u003e\n\u003cli\u003eMounting Hole Diameter: 12 mm\u003c\/li\u003e\n\u003cli\u003eButton Shape: Round\u003c\/li\u003e\n\u003cli\u003eContact Type: 2 Pin\u003c\/li\u003e\n\u003cli\u003eRated Current: 6A\u003c\/li\u003e\n\u003cli\u003eRated Voltage: Up to 250V AC\u003c\/li\u003e\n\u003cli\u003eMounting Style: Panel Mount\u003c\/li\u003e\n\u003cli\u003eBody Material: Metal \/ Plastic (model dependent)\u003c\/li\u003e\n\u003cli\u003eButton Color: May Vary\u003c\/li\u003e\n\u003cli\u003eApplication: Power Control, Panels, DIY Electronics\u003c\/li\u003e\n\u003cli\u003eWatch video : \u003ca href=\"https:\/\/youtube.com\/shorts\/rE69t7EXqGw?si=1RxBqKGhhVXZmt72\" target=\"_blank\" rel=\"noopener\"\u003ehttps:\/\/youtube.com\/shorts\/rE69t7EXqGw?si=1RxBqKGhhVXZmt72\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Push ON Push OFF Button 12mm Round is a self-locking 2-pin switch rated for 6A current, making it suitable for higher-load applications. Its latching mechanism allows easy ON\/OFF control with a simple push, ideal for power switches, control panels, appliances, and electronic projects.\u003c\/p\u003e\n\u003cp\u003eDesigned for 12mm panel mounting, this switch is compact, durable, and easy to install. It is widely used in DIY electronics, Arduino projects, power supplies, automation systems, and repair work, offering reliable performance and long service life.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431185445042,"sku":"HP1054","price":18.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/OnOffPushButtonHarishProjectsLowPriceProduct_19.webp?v=1743528784"},{"product_id":"tip-top-push-button-black-buy-10-get-1-led","title":"Tip-Top Push Button Black KAN-28 | Self Locking 2A 2 Pin Tactile Torch Switch","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel Number: KAN-28\u003c\/li\u003e\n\u003cli\u003eProduct Type: Tip-Top Push Button \/ Tactile Switch\u003c\/li\u003e\n\u003cli\u003eOperation: Self Locking (Push ON \/ Push OFF)\u003c\/li\u003e\n\u003cli\u003eButton Color: Black\u003c\/li\u003e\n\u003cli\u003eContact Type: 2 Pin\u003c\/li\u003e\n\u003cli\u003eRated Current: 2A\u003c\/li\u003e\n\u003cli\u003eRated Voltage: Up to 250V AC\u003c\/li\u003e\n\u003cli\u003eSwitch Style: Torch \/ Power Switch\u003c\/li\u003e\n\u003cli\u003eMounting Type: Panel \/ PCB Mount (application dependent)\u003c\/li\u003e\n\u003cli\u003eBody Material: Durable Plastic\u003c\/li\u003e\n\u003cli\u003eApplication: Torch, Flashlight, Power Control\u003cspan style=\"font-family: 'Cambria','serif'; mso-ascii-theme-font: major-latin; mso-hansi-theme-font: major-latin;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eWatch Video: \u003ca href=\"https:\/\/youtu.be\/p4lnc20ihRU\" target=\"_blank\" rel=\"noopener\"\u003ehttps:\/\/youtu.be\/p4lnc20ihRU\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Tip-Top Push Button Black KAN-28 is a self-locking tactile switch commonly used in torches, flashlights, and small electronic devices. Featuring a push ON \/ push OFF mechanism, it provides simple and reliable power control with a compact design.\u003c\/p\u003e\n\u003cp\u003eRated at 2A current with a 2-pin configuration, this switch is ideal for low to medium power circuits, DIY electronics, and repair applications. Its durable plastic body and tactile feel ensure long-lasting performance, making it a popular choice for torch switches and compact power control solutions.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431185477810,"sku":"HP1055","price":7.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/harishprojectsTip-TopPushButtonBlack_Buy10_Get1LED_23.webp?v=1735479788"},{"product_id":"red-cob-led-luvik-led-backlit-led-ip65-waterproof-led-buy-5-get-1-switch-button","title":"Red COB LED with Pink Effect | Luvik Backlit LED | IP65 Waterproof LED Light","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLED Type: COB (Chip on Board) LED\u003c\/li\u003e\n\u003cli\u003eLight Color: Red with Pink Effect\u003c\/li\u003e\n\u003cli\u003eEffect Type: Luvik \/ Backlit Glow\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 12V DC (typical)\u003c\/li\u003e\n\u003cli\u003eWaterproof Rating: IP65\u003c\/li\u003e\n\u003cli\u003eLED Construction: High Density COB Strip \/ Module\u003c\/li\u003e\n\u003cli\u003eBrightness: High Uniform Illumination\u003c\/li\u003e\n\u003cli\u003eBeam Type: Wide Angle\u003c\/li\u003e\n\u003cli\u003eHeat Dissipation: Aluminum Base \/ Backing (model dependent)\u003c\/li\u003e\n\u003cli\u003eInstallation Type: Surface Mount \/ Adhesive Backing\u003c\/li\u003e\n\u003cli\u003eUsage: Indoor \u0026amp; Outdoor (Weather Resistant)\u003c\/li\u003e\n\u003cli\u003eWatch Video: \u003ca href=\"https:\/\/www.youtube.com\/shorts\/EvJDUOzdUMo\" title=\"Red COB LED\" style=\"font-size: 0.875rem;\"\u003ehttps:\/\/www.youtube.com\/shorts\/EvJDUOzdUMo\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Red COB LED with Pink Effect is a premium Luvik-style backlit LED designed to create a smooth, uniform glow with a stylish pinkish tone. Thanks to COB technology, it provides continuous light without visible LED dots, making it ideal for decorative lighting, signage, backlighting, and automotive applications.\u003c\/p\u003e\n\u003cp\u003eWith an IP65 waterproof rating, this LED is protected against dust and water splashes, making it suitable for both indoor and outdoor installations. Its vibrant color output and modern glow effect make it perfect for accent lighting, display boards, nameplates, and creative lighting projects.\u003c\/p\u003e","brand":"Harish Projects","offers":[{"title":"Default Title","offer_id":44431186133170,"sku":"HP1056","price":10.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5603\/6274\/files\/Red-COB-LED-Luvik-LED-Backlit-LED-IP65-Waterproof-LED-2-1024x1024-1.webp?v=1718122253"},{"product_id":"5v-mini-buzzer-buy-10-amp-get-1-free","title":"5V Mini Buzzer Active Piezo 12mm | 2 Pin Electronic Buzzer for Arduino","description":"\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Type: Active Piezo Buzzer\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 5V DC\u003c\/li\u003e\n\u003cli\u003eBuzzer Type: Active (Built-in Oscillator)\u003c\/li\u003e\n\u003cli\u003eDiameter: 12 mm\u003c\/li\u003e\n\u003cli\u003ePin Configuration: 2 Pin\u003c\/li\u003e\n\u003cli\u003eSound Output: Continuous Beep\u003c\/li\u003e\n\u003cli\u003eSound Level: ~85 dB (Typical)\u003c\/li\u003e\n\u003cli\u003eCurrent Consumption: Low Power\u003c\/li\u003e\n\u003cli\u003ePolarity: Yes (Positive \u0026amp; Negative)\u003c\/li\u003e\n\u003cli\u003eMounting Type: PCB Mount\u003c\/li\u003e\n\u003cli\u003eApplication: Alerts, Alarms, Indicators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 5V Mini Active Piezo Buzzer (12mm, 2 Pin) is a compact and easy-to-use sound indicator designed for Arduino, microcontroller, and electronics projects. 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