NodeMCU ESP8266 V3 | CH340C USB Development Board | WiFi IoT Microcontroller Module

Technical Specifications

• Microcontroller: ESP8266 ESP-12E
• USB-to-Serial Chip: CH340C
• Operating Voltage: 3.3V
• Input Voltage (VIN): 4.5V – 9V
• Flash Memory: 4MB
• CPU: 32-bit Tensilica L106 @ 80 / 160 MHz
• WiFi Standard: IEEE 802.11 b/g/n
• Frequency Range: 2.4 GHz
• GPIO Pins: 11 Digital I/O
• ADC: 1 × 10-bit ADC (A0)
• PWM / I2C / SPI / UART: Supported
• USB Port: Micro USB
• On-board Components: Reset button, Flash button, Voltage regulator, LED
• Programming Interface: USB
• Compatible IDEs: Arduino IDE, NodeMCU Lua
• Board Version: V3
• Operating Temperature: -40°C to +85°C

Product Description

The NodeMCU ESP8266 V3 Development Board with CH340C USB interface is a powerful and easy-to-use WiFi-enabled microcontroller module designed for IoT, smart home, and wireless automation projects. Powered by the ESP8266 ESP-12E chipset, it offers built-in WiFi connectivity with high processing speed and low power consumption.

This board supports Arduino IDE and NodeMCU Lua, making it ideal for beginners, students, and professionals. With multiple GPIOs, ADC, PWM, and communication interfaces, the NodeMCU ESP8266 V3 is perfect for sensor monitoring, home automation, cloud connectivity, and IoT applications.