It is based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board.
Power your developement in the fastest way combinating with NodeMCU Firmware!
USB-TTL included, plug&play
10 GPIO, every GPIO can be PWM, I2C, 1-wire
Open source IoT Platform
Easily Programmable
Low cost & Simple to Implement
WI-FI enabled