Features1Aluminum controller shell, protect the internal circuit, with good heat dissipation to avoid thermal overload. 2The wires and interfaces of the controller are sturdy and durable, ensuring a low failure rate during longterm use. 3Wide application, easy to install, suitable for electric bicycles, electric tricycles, electric scooters. 4Providing steady and sensitive control of speed, which has professional and stable performance. 5The throttle grip provides you with better and comfortable handling, non-slip, reliable to use.SpecificationItem Type: Brushed Controller + Throttle GripMaterial: Aluminum + PlasticController Size: Approx. 8.5 x 6.2 x 3.4cm/3.3 x 2.4 x 1.3inAmount Voltage: DC36VAmount Power: 500WUndervoltage: 31.50.5VHandlebar: 1-4VPackage List1 x Controller1 x Throttle Grip