Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano; Onboard dual HR8825 motor controller IC with built-in microstepping indexer, drives two stepper motors, easy to use; 6 available microstepping modes, configured with the
DIP switches: full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and 1/32-step; Adjustable motor drive current via potentiometer, maximum 2.5A current output