NodeMCU V2 Development Board

Description

Wireless 802.11 b / g / n standard
Support STA / AP / STA + AP three operating modes
Built-in TCP / IP protocol stack to support multiple TCP Client connections (5 MAX)
D0 ~ D8, SD1 ~ SD3: used as GPIO, PWM, IIC, etc., port driver capability 15mA
AD0: 1 channel ADC
Power input: 4.5V ~ 9V (10VMAX), USB-powered
Current: continuous transmission: ??70mA (200mA MAX), Standby: <200uA
Transfer rate: 110-460800bps
Support UART / GPIO data communication interface
Remote firmware upgrade (OTA)
Support Smart Link Smart Networking
Working temperature: -40 deg ~ + 125 deg

Reference Link:
NodeMcu Lua Website: http://www.nodemcu.com/index_cn.html
Wikipedia: https://en.wikipedia.org/wiki/NodeMCU
https://github.com/nodemcu

#Arduino #ESP8266