Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

Inside the box, you will find: Arduino UNO R4 WiFi 32-bit microcontroller: the brains of your projects. Seven Modulino nodes consisting of sensors and actuators for different functionalities.

Arduino has announced the new UNO R4 board family for prototyping and learning. The new models feature a faster microcontroller, a USB-C connector, improved power, Wi-Fi and Bluetooth LE, and more.