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

ATmega328 running at 16MHz with external resonator. USB connection off board. DC input 5V up to 12V. RoHS Compliant. The Arduino Pro Mini 328 - 5V/16MHz is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need.

SparkFun Arduino Pro Mini 328 - 5V/16MHz

Pro Micro Microcontroller - Best Price in Singapore - Dec 2023

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

Buy Arduino Pro Micro 5V/16MHZ Online in India

ATmega32U4 running at 5V/16MHz; Compatible with Arduino IDE v1.0.1 4 x 10-bit ADC pins, 12 x Digital I/Os;Rx and Tx Hardware Serial Connections

AITRIP Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row pin Header Compatible with arduino Leonardo Replace ATmega328 Pro Mini (1 PCS)

Adafruit ItsyBitsy 32u4 - 5V 16MHz : ID 3677 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Micro/Mini/Type-C ATmega32U4 5V 16MHz 2-row needle for Arduino Pro Mini

Pro Mini 5V/16MHz (Arduino Compatible) - ProtoSupplies

OSOYOO Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row Pin Header for Arduino Leonardo Replace ATmega328 Pro Mini