DHT11 Shield + DHT22 Shield + D1 Mini NodeMcu Lua WIFI ESP8266 Development Board D1 Mini ESP8266 Development Board: More info please click here: http:\/\/img.banggood.com\/file\/products\/20160328211703MINI,D1,%E8%B5%84%E6%96%992.pdf Here is the schematic diagram: http:\/\/img.banggood.com\/file\/products\/20160328211732%E5%8E%9F%E7%90%86%E5%9B%BE.pdf Description: The D1 mini is a mini wifi board based on ESP-8266EX. 11 digital input\/output pins, all pins have interrupt\/pwm\/I2C\/one-wire supported(except D0) 1 analog input (3.3V max input) A Micro USB connection Compatible with: https:\/\/github.com\/esp8266\/Arduino Compatible with: http:\/\/www.nodemcu.com\/index_cn.html DHT11 Shield and DHT22 Shield: Feature: Brand Name: WeMos Model Number: DHT11 Shield and DHT22 Shield Install Style: Plug-in Package included: 1 x D1 Mini 2 x D1 Mini Pin headers 4 x D1 Mini Female pin headers 1 x DHT11 Shield 2 x DHT11 Shield Pin headers 4 x DHT11 Shield Female pin headers 1 x DHT22 Shield 2 x DHT22 Shield Pin headers 4 x DHT22 Shield Female pin headers