The new version of NodeMcu Lua ESP8266 wifi Internet Development Board latest firmware. The ESP8266 development kit, integrates GPIO, PWM, IIC, 1-Wire and ADC all in one board. Accelerate your development in the fastest way, combined with NodeMCU firmware! USB-TTL included, plug & play
10 GPIO, each GPIO can be PWM, I2C, 1-wire And FCC Certified Wi-Fi Module, Antenna PCB

Open source, interactive, programmable, inexpensive, simple, smart, with Wi-Fi support
For hardware I / O Arduino
Advanced API for hardware I / O, which can significantly reduce redundant work for setting up and managing hardware.
The code is like for arduino, but interactive in Lua script.
Multifunction ... network style API
Event-driven API for network applicaitons, which faciliates developers write code working mm on MCUs of 5 mm * mm 5 mm in Nodejs style.
Significantly speed up the process of developing IOT applications.
Low cost Wi-Fi
Package includes: 1 x Adapter for NodeMcu Lua ESP8266-12E / 12F CH340 WI-FI Internet Development