Features1Aluminum Alloy Material: The electric bicycle motor kit is made of aluminum alloy, which is strong and not easy to damage and can be used for a long time. 2Good Heat Resistance: The all copper coil of this DC motor group makes it have good heat resistance and can be naturally air cooled. 3Low Noise: The electric bicycle motor controller has low noise when running, does not disturb others, and does not disturb itself, which can bring you a better riding experience. 4Fully Equipped: This electric bicycle motor kit includes a motor, a controller, a speed knob, and an inverted switch. 5Universal: Electric scooter motor conversion kits are suitable for electric bicycles, electric bikes and electric motor bike and so on.SpecificationItem Type: Electric Bicycle Motor KitWeight: Approx. 3286g / 115.9ozMaterial: Aluminum Alloy, Metal, RubberMotor Parameters:Rated Voltage: 12V DCRated Speed: 3000 Rpm /MinInsulation Class: EOutput Power: 350WRated Current: 36.5APackage List1 x Speed Control Knob Switch1 x Reduction Motor1 x Controller1 x Reverse Switch