Description: *Voltage: 3V ~ 6V DC *Reduction ratio: 1:48 *Maximum torque: 800k.cm *Tire diameter: 65mm *Tire thickness: 26mm Specification: DC Gear Motor no load speed (6V): 200RPM ±10% no load current (6V): ?200mA no load speed (3V): 90RPM ±10% no load current (3V): ?150mA Voltage: 3-6 V Reduction ratio is 1:48 Tire Size wide Diameter: 65MM Width: 26MM Package Includes: 1 Piece Smart Car Wheels 1 Piece DC Gear Motor