*Full integration on one board: Mega R3 ATmega2560 and WiFi ESP8266 with memory 32Mb (megabit).

*All of the modules can work together or each separately. And everyone has their own pinout headers.
*The convenient solution for the development of new projects requiring Uno and WiFi.
*Via USB you can update sketches and firmware for ATmega2560 and for ESP8266. For this on board have the USB-serial converter CH340G.
*Use this board is very simple.
*The board has DIP-switch, to connect the modules.
*For example, to USB and ATmeg2560, USB and ESP8266, ATmega2560 and ESP8266.