Feature: 1. The controller shell is made of aluminum alloy, which can protect the internal circuit and has good heat dissipation to avoid thermal overload.2. Easy to use, stable performance, very practical.3. Suitable for 8 inch DIY electric scooter.4. Professional manufacturing, stable performance and high reliability.5. Electric scooter conversion set, included, hub motor, controller, throttle grip, electric door look, keys.Specification: Condition: 100 percent brand newItem type: ElectricScooterConversionSetMaterial: metalColor: As picture shownWeight: Approx. 4110gBrushless controller: rated voltage 24/36V, rated power 350WMotor: 8-inch gearless brushless motorMotor diameter: 200MM (with tires) Speed: 25-30KM/HMotor voltage: 24VPower: 350WApplication: 8-inch DIY electric scooterPackage List: 1 x Hubmotor1 x Controller2 x Throttle grip1 x Electric door look2 x Keys