Pro Micro Compatible with Arduino

It's thin! It's blue! It's the Arduino Pro Micro! The?Pro Micro?is similar to the?Pro?Mini except with an ATmega32U4 on board. This is also 5V 16MHz

Buy Arduino Pro Micro 5V 16M Development Board Online

Arduino pro micro turning off itself - Project Guidance - Arduino Forum

Arduino Pro Micro connections pinouts.

Best Quality for Arduino Board Atmega32u4 5V/16MHz Module New PRO Micro - China PRO Micro, Arduino Nano Board

PRO MICRO developer board (5V) - Arduino compatible buy cheap online

Part: Arduino Pro Micro (Clone) - parts submit - fritzing forum

Geekcreit® Pro Micro 5V 16M Mini Leonardo Microcontroller Development Board Geekcreit for Arduino - products that work with official Arduino boards

Smallest Arduino Pro Micro with ATmega32U4 5V/16MHz Compatible Board - PRO- MICRO-PICO

Arduino Compatible Pro Micro

Pro Micro 5V Compatible - Einstronic Enterprise

Pro Mini 3.3V / 8MHz Arduino Compatible Microcontroller - RobotShop

Products

Pro Micro (USB-C Version) - 5V/16MHz - Arduino-compatible ATmega32U4 – Keebio