ITEM NAME:High Speed 5-Pole Rotor Micro Motor Dual 2mm Shaft DIY RC Car Boat DC 12-24V OZ Motor specifications: 17.3*20.2 MM Motor height: 33 MM Output shaft: 2.0 MM Output shaft length: 13 MM (front and rear axles are the same) Use voltage: DC12V-24V Voltage: 12 V Current: 55 MA Speed: 11000 RPM Voltage: 18 V Current: 68 MA Speed: 16500 RPM Voltage: 24 V Current: 88 MA Speed: 22200 RPM Weight: 31.5 g Package included: 1Pcs.Speed: 11000 RPM. Speed: 16500 RPM. Speed: 22200 RPM. Output shaft: 2.0 MM. Motor specifications: 17.3 20.2 MM. Motor height: 33 MM.