Pro Micro (Micro-USB) - 5V/16MHz - Arduino-compatible ATmega32U4

Spice up your DIY keyboard builds with this little microcontroller, which works with the TMK and QMK firmware. It's got 18 pins for you to work with.

Pro Micro Module with ATmega32U4, 5V, 16MHz, Arduino compatible

5pcs ATmega32U4 Pro Micro Controller Board for Arduino Pro Micro

Buy Arduino Pro Micro 5V 16M Development Board Online

Arduino Pro Micro ATmega32U4-MU 5V/16MHz Module with Type-C USB

GK-PROMICRO-5V geeekus PRO MICRO 5V 16MHZ ATMEGA32U4-MU

Arduino Pro Micro Leonardo compatible 5V 16MHz ATmega32U4 SOLDERED

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

Pro Micro (Micro-USB) - 5V/16MHz - Arduino-compatible ATmega32U4

Arduino Pro Micro ATmega32U4 5V/16MHz – Electroslab

Pro Micro ATmega32U4 5V 16MHz Leonardo With 1M MicroUSB Cable

Arduino Pro Micro 32U4 Board - 5V 16Mhz