12V and 24V High Efficiency BLDC Motor. Both external controller and integrated electronics are optional. Low cogging torque. Key Specifications/Special Features:Rated power: 10, 25, 28 and 60WVoltage: 12 and 24V DCRated current: 0.65, 1.6, 3.3 and 3.6ARated torque: 0.012, 0.018, 0.024 and 0.027NmNo-loading speed: 7000, 11,500, 12,000 and 17,000rpmRated speed: 5600, 9500, 10,000 and 15, ...