Features1Notched Design: The controller shell is made of metal with a notched design, which protects the internal circuitry due to great heat dissipation, thus avoiding thermal overload. 2Fine Workmanship: The display cover is light, strong and durable, with great toughness and waterproof performance, to provide better protection and can be used for a long time. 3Real Time Display: Instant display data panel, cool clear display, the power and speed are clearly visible on the screen. 4Easy to Install: This electric scooter controller kit is for replacing your old and damaged ones, and really convenient to assemble. 5Widely Used: The motor controller kit is suitable for E9T electric bikes, electric tricycles, modified electric bikes, electric scooters, etc.SpecificationItem Type: Electric Motor Controller KitMaterial: Aluminum, PCB, plasticWeight: Approx. 284g/10.0ozController Rated Power: 350WApplication: Suitable for E9T modelPackage List1 xController1 xCircuit Display1 xConnecting Wire