BIQU A4988 Compatible StepStick Stepper Motor Driver Module with Heat Sink for 3D Printer Controller Ramps 1.4 Pack of 5pcs
- A4988 driver board widely used in 3D printers and small CNC machines.
- Simple step and direction control interface.
- Thermal protection, over-current protection, ground fault protection.
- Five different step resolutions: full-step, half-step, quarter-step, eighth-step, and sixteenth-step.
- Adjustable current control lets you set the maximum current output with a potentiometer, which lets you use voltages above your stepper motor’s....