<ul><li>Shaft length: approx. 12mm; Shaft diameter: approx. 3mm</li><li>Length: approx. 57mm; Diameter: approx. 37mm</li><li>Large current, high torque, stable performance.</li><li>Optional voltage: 10.8V/12V/14.4V/16.8V/18V/21V/25V</li><li>If you have any questions, please do not hesitate to contact us. Thank you for coming, wish you a happy life</li></ul> RS550 Motor 12 Teeth 9 Teeth 10.8V 12V 14.4V 16.8V 18V 21V 25V Length: approx. 57mm Diameter: approx. 37mm Shaft length: approx. 12mm Shaft diameter: approx. 3mm Gear diameter: approx. 8mm or 8.8mm or 9.9mm Gear thickness: approx. 5-7mm Motor installation hole distance: approx. 25mm Motor gear: 9teeth/12teeth Motor gear module: 1.0 mold Optional voltage: 10.8V/12V/14.4V/16.8V/18V/21V/25V

small electric motor, Electric motor,Motor Cordless Charge Drill Screwdriver Motor, 10.8V 12V 14.4V 16.8V 18V 21V 25V, RS550 Motor with 12 Teeth 9 Teeth Gear, 3mm Shaft Mini Precision (Speed(RPM) : 18