ULN2003 Stepper Motor Driver Board
- High-power chip: The ULN2003 driver board uses a high-power chip to drive the stepper motor.
- Function: Increased output expansion interface.
- Four PHASR LEDs: A, B, C, D four-phase LEDs indicating the operating status of the stepper motor.
- Standard interface: It has a standard interface for Plug and Play.
- ABCD light: A, B, C, D four-phase light-emitting diode instructions. Stepper motor operating with the standard stepper motor interface status, can be used directly plugged in





