Pololu Jrk G2 24v13 USB Motor Controller with Feedback
Brand: Pololu
This powerful motor controller makes closed-loop speed or position (but not both!) control of a brushed DC motor easy, with quick configuration over USB using our free software. It supports five control interfaces: USB, TTL serial, I²C, analog voltage (potentiometer), and hobby radio control (RC).
$179.95 AUD, inc GST