Arduino Micro with Headers - 5V 16MHz - (ATmega32u4 - assembled)

Squee! It's the cutest, tiniest little Arduino yet! The Arduino Micro packs all of the power of the Arduino Leonardo in a 1.9 x 0.7 (48mm x 18mm)

NEW PRODUCT – Arduino Micro with Headers – 5V 16MHz – (ATmega32u4 – assembled) « Adafruit Industries – Makers, hackers, artists, designers and engineers!

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

Arduino Micro without Headers - 5V 16MHz ATmega32u4 - Assembled : ID 1315 : $22.95 : Adafruit Industries, Unique & fun DIY electronics and kits

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

SparkFun Qwiic Pro Micro - USB-C (ATmega32U4) - DEV-15795 - SparkFun Electronics

Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row pin Header Compatible with arduino Leonardo Replace

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

The Arduino Leonardo is a microcontroller board based on the ATmega32u4. It has 20 digital input/output pins 7 of which can be used as PWM outputs and 12 as analogueue inputs a 16 MHz crystal oscillator a micro USB port a power supply jack an ICSP header and a reset button. It contains everything was needed to support the microcontroller; simply connect it to a computer with a USB cable or supply it with an AC/DC adapter or a battery to get started.