Features1 Components for Enhanced Performance: Featuring pure copper wire, carbon brushes, and thick wires, this motor offers quieter operation and increased durability. The use of materials ensures optimal performance and longevity. 2Aluminum Alloy Body for Heat Resistance: The motor's aluminum alloy body provides heat resistance and natural cooling, keeping the motor operating at an optimal temperature. It also contributes to low noise levels and extended lifespan. 3Complete Kit for Easy Installation: The kit includes a 12V 250W gear reduction motor, a 12V 250W three wire aluminum shell controller, and a knob switch. With this comprehensive set, installation becomes effortless, saving you time and effort. 4Versatile Application: The gear reduction electric motor set is suitable for electric bikes, lightweight motorcycles, mini bikes, scooters, and more. Whether you want to create your own custom electric car, this motor is . 5Reliable and Long Lasting: The gear reduction electric motor set significantly improves the joy of cycling. This kit is for riders who seek an enhanced riding experience.SpecificationItem Type: Electric Bike Modification KitMaterial: Aluminum alloyWeight: Approx. 2504g/88.3ozMotor:Rated Voltage: 12VRated Power: 250WSpeed: 2950 RPMPackage List1 xMotor1 xController1 xKnobSwitch