NodeMcu WIFI Board Based on ESP8266 CH340 Module
USB driver: CH340 chip
Input voltage: maximum 5 volts
802.11 b / g / n
Improved peripheral circuit, increased impedance matching, better signal output.
Has high stability
Has LM1117 regulator with 3.3V 500mA output
Has a built-in USB to TTL adapter
need to install driver for CH341.
High quality micro USB cable is needed for this board to give high current supply, otherwise your board won’t be recognized.