HiLetgo 3pcs Pro Micro Atmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Development Board Microcontroller Compatible to Arduino Pro Micro Serial Connection with Pin Header : Electronics

HiLetgo 3 unids Pro Micro Atmega32U4 5 V 16 MHz Bootloadered IDE Micro USB Pro Micro placa de desarrollo microcontrolador compatible con Arduino Pro Micro Serial Connection con Pin Header : Electrónica

ATmega32U4 running at 5V/16MHz Supported by IDE v1.0.1 Rx and Tx Hardware Serial Connection 4 x 10-bit ADC pins, 12 x Digital I/Os On-Board Micro-USB

AITRIP 4PCS Pro Micro Atmega32U4 5V 16MHz Bootloadered IDE Micro USB Pro Micro Development Board Microcontroller Compatible with Pro Micro Serial

Pro Micro ATmega32U4-AU 5V/16MHz new black pcb with bootloader micro U – eElectronicParts

Arduino Nano — Arduino Official Store

Arduino Compatible Pro Micro

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Keyestudio PRO MICRO 5V 16MHZ ATMEGA32U4-MU Development Board For Arduino

Keyestudio PRO MICRO 5V 16MHZ ATMEGA32U4-MU Development Board For Arduino

Keyestudio Pro Micro ATmega32U4 5V with USB Cable for Arduino Projects 1pc

Arduino Micro — Arduino Official Store