Arduino-Compatible Pro Micro - ATmega32U4 5V 16MHz USB dss-p05 Useful with external motor power:

Useful with external motor power: adds useful value when choosing parts for a build

but there are probably many other cool uses

Kit ships with an S50 card and a key fob to start

Key details include Range: ±1

and a matched fluid source

Arduino-Compatible Pro Micro - ATmega32U4 5V 16MHz USB dss-p05 Useful with external motor power:Pro Micro ATmega32U4 5V 16MHz USB Arduino Compatible The USB transceiver inside the 32U4 allows us to add USB connectivity on board and do away with a bulky external USB interface. This tiny little board does all of the neat Arduino tricks that you're familiar with. It has 4 channels of 10 bit ADC, 5 PWM pins, and hardware serial connections; Rx and Tx. Running at 16MHz and 5V, this board will remind you a lot of your other favorite Arduino compatible