NodeMcu V2 – V3 development board ESP8266 WiFi
Want to start experimenting with WiFi in your next project?
The NodeMcu devkit board will make getting started easy.
Based on the popular ESP8266-12E, the NodeMcu enables you to still use the Arduino IDE software to send your program just like you do with a regular Arduino board.
Available in two serial to usb chip versions:
Version 3: CH340G (Bigger NodeMcu PC board)
Version 2: CP2012 (Smaller NodeMcu PC board)