🚀 Ignite Your Imagination with Arduino! Join over 30 million users and tap into a wealth of resources and support. Accelerate your projects with a 16 MHz processor and 6 analog inputs. Leverage the power of open-source hardware and software for limitless possibilities. Dive into the world of DIY electronics with the most popular prototyping board! Easily connect sensors and actuators with 14 digital I/O pins. 16 MHz Processor Bluetooth Enabled 14 I/O Pins The Arduino Uno REV3 (A000066) is a versatile microcontroller board designed for beginners and professionals alike. With a 16 MHz processor, 14 digital I/O pins, and Bluetooth capability, it serves as the perfect platform for learning and rapid prototyping. Its open-source nature and robust community support make it an essential tool for any tech enthusiast.