2 pezzi D1 Mini NodeMcu 4M byte Lua WIFI scheda di sviluppo ESP8266 di WeMos
Open Tools→Board:xxx→Boards Manager and install esp8266 by ESP8266. This is D1 mini, it is a mini WIFI board based on ESP-8266EX. Start Arduino and open Preferences window. Setup driver. Install Arduino 1.6.7 from the Arduino website.