KeeYees Pro Micro ATmega32U4 5V 16MHz Micro USB Development Board Module Microcontroller Replace ATmega328 for Arduino Leonardo Bootloader (Pack of 3pcs)

Features: ATmega32U4 running at 5V/16MHz Supported under Ard IDE v1.0.1 Recommend power supply for board: 6-7V, less than 9V On-Board micro-USB connector for programming 4 x 10-bit ADC pins, 12 x Digital I/Os Rx and Tx Hardware Serial ConnectionsHow to use? 1. Connected to computer.If this module cannot be recognized by your computer, YOU SHOULD: a.Make sure that the USB cable has a data trans...