Arduino Mini stepper motor RDM37

Stepper Motor - 40 Step Bipolar, RDM57
40 steps / rotation, Biipolar, 4 Pin connections, approx. 30 Ohm per winding. Operating voltage approx. 7,5V / 250mA.

Dimensions without shaft approx. 35 x 22 mm
Shaft OD: 2mm / Shaft Length Front: 10mm
Gear OD: N/A
Flange Mounting Holes OD: N/A
Distance Between Mounting Holes: N/A
Operating voltage: approx. 7.5V
Operating currrent: approx. 250mA
No. of steps: 40
Plug Type: Serial - 4 Pin
Mass: 90 Grams