Features1Aluminum Alloy Shell: The controller shell is made of aluminum alloy, which can preserve the internal circuit, has good heat dissipation and avoids thermal overload. 2Comfortable Grip: The grip is made of comfortable and soft rubber material, which makes the grip more comfortable and not tired for long rides. 3Modification Kit: This brushed motor controller and handle set can be used for electric bike modification, or to replace old parts that have been damaged. 4Universal: This replacement kit is suitable for electric bikes, electric tricycles, electric motorcycles, and has a wide range of applications. 5Simple Installation: The controller and handle are easy to install, convenient to operate, even for beginners, and can be used with confidence.SpecificationItem Type: BrushMotorControllerThrottleGrip KitMaterial: Aluminum Alloy, RubberGrossWeight: 257g / 9.1ozHandleCaliber: Approx.22.2mm / 0.9inController Parameters:Rated Voltage: 12VRated Power: 250WUnder Voltage: 8.50.5 VTurn Handle: 1-4VPackage List1 x Controller1 xThrottle Handle