Description: Voltage operating range: 1.5-8v No load speed: 62rpm No load current: 0.05A At maximum efficiency speed: 50rpm At maximum efficiency current: 0.16A At maximum efficiency torque: 390g. Cm At maximum efficiency power: 0.2w Stall torque: 2110g. Cm Stall current: 0.65A Reduction speed ratio: 1: 289 Applications: Electronic locks; Toys; Medical equipments etc.