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Home / Development Boards & Control Boards / NodeMCU-12F (CH340) WiFi Test Development Board Based on ESP8266 WiFi Module ESP-12F

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller ESP8266EX
USB Interface CH340G
Flash Memory 4MB (32Mbit)
Input Voltage 5V via Micro USB
Operating Voltage 3.3V
Wi-Fi Standard IEEE 802.11 b/g/n
GPIO Pins 17 Programmable
Clock Speed 80MHz / 160MHz
Board Dimensions 56mm x 31mm
Weight 12 grams

5 reviews

A

Anonymous

Apr 16, 2026

Rating: 3/5

Works but headers were loose

The board functions correctly, but the pin headers were slightly loose in the socket. Had to solder them again. Otherwise fine.

A

Anonymous

Mar 13, 2026

Rating: 4/5

Good value but needs drivers

Solid board for the price. Just make sure you download the CH340 drivers before connecting to Windows. Once set up, it uploads code quickly.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Perfect for learning

Bought this for a university project. Documentation is plentiful online and the board performs as expected.

A

Anonymous

Feb 22, 2026

Rating: 5/5

Excellent for IoT starters

This board works flawlessly with the Arduino IDE. The CH340 driver was easy to install. Great for home automation projects.

A

Anonymous

Jan 22, 2026

Rating: 5/5

Reliable Wi-Fi connection

I have used many ESP8266 boards and this NodeMCU variant is very stable. The micro USB port is durable.

5 FAQ

Q: Is this compatible with the Arduino IDE?

A: Yes, you can program this board using the Arduino IDE by selecting the NodeMCU 1.0 board profile.

Q: Can I connect 5V sensors directly?

A: No, the GPIO pins operate at 3.3V logic levels. Connecting 5V directly may damage the board. Use a level shifter.

Q: Do I need to install specific drivers?

A: Yes, this version uses the CH340 chip. You will need to install the CH340 USB-to-UART driver for your operating system.

Q: What is the maximum current output per pin?

A: Each GPIO pin can source or sink 12mA. The total current from all GPIOs should not exceed 200mA.

Q: Does it support MicroPython?

A: Yes, the ESP8266 module on this board is fully compatible with MicroPython firmware.

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