28BYJ-48 5V 4 Phase DC Gear Stepper Motor + ULN2003 Driver Board For arduino 3 x
ULN2003 stepper motor driver board: A, B, C, D four-phase LED indicates the status of the stepper motor work. 3 x ULN2003 Motor Drive Board. High-quality stepper motor with gear reduction, low noise, smooth operation.