Clon Pro Micro Placa 100% compatible Arduino Leonardo 32U4
Placa clon Pro Micro para Arduino placa 100% compatible a nivel software y hardware. Con microcontrolador ATmega32U4
Pro Micro ATmega32U4 3.3V 5V Module Board for Arduino – diymore
Arduino Leonardo Clone Atmega32U4 - A2D Electronics
Pro Micro ATmega32U4 3.3V 5V Module Board for Arduino – diymore
HiLetgo 3pcs Pro Micro ATmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Development Board Microcontroller Compatible to Arduino Pro Micro
Arduino Compatible Pro Micro 5v Atmega32u4 - Micro Leonardo
It has Arduino Leonardo bootloader in it. So you can just use it like a normal Arduino Leonardo board.
Pro Micro Leonardo 32u4 - 5V/16MHz
Placas Arduino
Arduino Leonardo Aprendiendo Arduino
Arduino Comparison Guide - SparkFun Learn