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. 3Replacement Accessories: This controller and throttle grip set is available as a replacement accessory to replace old or damaged parts. 4Simple Installation: The controller and handle are easy to install, convenient to operate, even for beginners, and can be used with confidence. 5Universal: This replacement kit is suitable for electric bikes, electric tricycles, electric motorcycles, and has a wide range of applications.SpecificationItem Type: Electric Bike Controller Throttle Grip KitMaterial: Aluminum Alloy, RubberGross Weight: 458g / 16.2ozHandle Caliber: Approx.22.2mm / 0.9inController Parameters:Rated Voltage: 36VRated Power: 500WUnder Voltage: 31.50.5 VTurn Handle: 1-4VPackage List1 x Controller1 x A Pair of Handlebars