SparkFun Pro Micro

The SparkFun Pro Micro is a versatile microcontroller board based on the ATmega32u4. It features 18 digital input/output pins, 8 analog inputs, and a 16 MHz crystal oscillator. The board is compact and lightweight, allowing for easy integration into projects with limited space.

The Pro Micro supports USB connectivity for programming and power, as well as native USB capabilities. It can be programmed using the Arduino IDE, making it a popular choice for hobbyists and professionals alike. Additionally, the board is compatible with a wide range of sensors, shields, and accessories, offering endless possibilities for customization and expansion.