Arduino Uno based ESP8266-12E Wemos D1 Compatible Wifi Proto Shield

11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except for D0)

1 analog input(3.2V max input)

Micro USB connection

Power jack, 9-24V power input.

Compatible with Arduino

Compatible with nodemcu

Support OTA wireless uploading

11 x I / O pins,1 x ADC pin