Description
- Onboard ULN2003A motor driver chip
- The chip commonly used pins have been introduced, easy to connect
- 5V power supply
- Onboard 4 way signal indicator
- Onboard 5P pin header, can be directly connected to the 28BYJ-48 model stepper motor
- PCB board size: 21 (mm) x 15.5 (mm)
