Type: A4988 StepStick Stepper Motor Driver Module
Output Drive Capacity: Up to 35V and +/- 2A; Compatible Logic Supply: 3.3V, 5V
5 Optional Subdivision: Full, 1/2, 1/4, 1/8 and 1/16
Safety: Crossover-Current Protection, Overheat Shutdown Circuit Protection, Ground Connection Short-Circuit Protection, Load Short-Circuit Protection, Crossover-Current protection.
Applications: Need to drive stepper motors. It is to build a 3d printer, cnc, engraving machine and other essential modules.