Arduino Micro

The Arduino Micro is essentially a shrunk-down (1.9″ × 0.7″) version of the Arduino Leonardo: it is a microcontroller board based on the ATmega32U4

New Pro Micro for arduino ATmega32U4 5V/16MHz Module with 2 row

Arduino Pro Micro Board, 14 at Rs 370/piece in Thane

Pro Micro ATmega32U4 5V 16MHz Leonardo Arduino Compatible

Pro Micro - 5V/16MHz - DEV-12640 - SparkFun Electronics

A000053 Arduino, Arduino Micro Development Board, 771-7667

Pro Micro 5V/16MHz Arduino Compatible Microcontroller - RobotShop

Arduino Micro Microcontroller A000053

Arduino MICRO 5V - Micro Center

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