Arduino Leonardo Jual Pro Micro Atmega32U4 5V 16MHz Bootloader IDE Micro USB Pro Micro Development Board Arduino Iot Arduino Pro Micro Running at 16MHz and 5V, this board will remind you a lot of your other favorite Development boards such as Nano board. ARDUINO Compatible Micro Development board Atmega32u4 5V 16MHz... It can accept voltage up to 9V DC as there is a voltage regulator on board. Pro Micro Board ATmega32U4-AU for Arduino (Black each one is in their own anti-ESD bag with 2 rows of header pins. 4 x 10-bit ADC pins, 12 x digital I/Os,Rx and Tx hardware serial connections The Pro Micro is an Arduino compatible board based on the ATmega32U4 and the smallest member of the Arduino family. It is similar to the Arduino Micro, but it is even smaller Note: When you open the IDE software, please go to the Tool and choose the board Leonardo or Genuino Micro Features: ATmega32U4 running at 5V/16MHz 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 Connections How to use? 1., Connected to computer. The USB transceiver inside the 32U4 allows us to add USB connectivity on-board and do away with external USB interface. Package Includes: 3 x Pro Micro ATmega32U4 5V 16MHz Module