Original Arduino Compatible UNO R3 Development Board with Built-in Wi-Fi Module - Perfect for IoT Projects, Home Automation & STEM Education

An Arduino®-Compatible UNO board with an integrated ESP8266 board, which makes it easy to connect your projects to the cloud without the need for additional modules. Features the ATmega328P and standard UNO layout, and includes a set of DIPswitches to configure the serial connections.

Uses a Micro USB lead for connecting to the computer and includes a set of dip-switches to configure the serial connections; You can read more about it in the manual.

Please note: you must upload code to both processors then configure the switches for them to talk to each other