Wireless Module NodeMcu ESP8266

  1- Open-source, interactive, programmable, smart, WI-FI enabled.2- The development kit based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board.3- Power your development in the fastest way and combin with NodeMCU Firmware!4- USB-TTL included; FCC CERTIFIED WI-FI module, PCB antenna.5- 10 GPIO, every GPIO can be PWM, I2C, 1-wire.