LoLin V3 NodeMcu ESP8266 IoT Lua WIFI Development Board


An open-source firmware and development kit that helps you to prototype your IOT product within a few Lua script lines.
The Module is based on ESP-12/ESP8266 WiFi Module by AI thinker. Module integrates 3.3V Regulator, GPIO, PWM, IIC, 1-Wire and ADC all in one board.

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The default firmware for this board is the NodeMCU firmware, which is a LUA interpreter. A user application can be stored in the Flash ROM in the form of a LUA script.


  • Based on ESP-12E ESP8266 wifi board
  • All I/Os output
  • No need to press reset/flash for pgoramming
  • Lolin NodeMCU V3 version has CH340 USB-TTL converter
  • Larger current support
  • Supports windows 7/8/10 by CH340, and supports ESPlorer


  • With Arduino IDE: