The NodeMcu is an open-source firmware and development kit that helps you to prototype your IOT product within a few Lua script lines. The Development Kit based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board.
USB-TTL included, plug & play
10 GPIO, every GPIO can be PWM, I2C, 1-wire
Power input: 4.5V ~ 9V (10VMAX), USB-powered
Current: continuous transmission: ≈70mA (200mA MAX), Standby: <200uA
Note: Lolin NodeMCU is not included. Only Expansion Board.
Only suitable for Lolin main board. Not suitable for NodeMCU Lua.