Specifications: Motor diameter: 30.4 MM Motor length: 41.9 MM Motor shaft diameter: 3.15 MM Output shaft length: 15.5 MM Weight: 107g Test data: Voltage: DC12V Current: 0.23 A Speed: 9700 RPM Voltage: DC24V Current: 0.33 A Speed: 19500 RPM Item specifics: Usage: BoAt,car,Electric Bicycle,Fan,Home Appliance,printer Model number: RS-425PV-3045 Protect feature: Explosion-proof Commutation: Brush Construction: Permanent Magnet Efficiency: IE 1 Type: Micro Motor Certification: CCC,ROHS Origin: Mainland China Shaft diameter: 3.15mm Shaft length: 15.5mm Voltage range: DC 12V-24V Model: 425 motor