Blue breakout board with SMD version of ULN2003A Darlington Array. Mostly used to drive 28BYJ-48 stepper motor,
but its applications are far beyond that.
It can drive high current LEDs, relays or solenoid coils. any load up to 500mA per pin.
1 ULN2003A motor driver chip
2 chip all pins have been drawn out, easy to connect to use
3 onboard 4 signal light
4 pin 5-12V power supply
5 on-board XH-5P socket, you can directly connect the 28BYJ-48 model stepper motor
6 PCB board size: 40.5 (mm) x21.3 (mm)