Features: 1,Good Heat Dissipation: The controller shell is made of aluminum alloy, which can protect the internal circuit and dissipate heat well to avoid thermal overload. 2,Universal: This electric bicycle conversion kit is suitable for DIY electric bikes, electric tricycles, electric motorcycles, a wide range of applications. 3,Comfortable Grip: The grip is made of comfortable and soft rubber, which makes the grip more comfortable and does not make you tired for long rides. 4,Versatile Performance: The kit is designed to provide versatile performance for a range of riding styles and terrain. The kit provides the flexibility and range needed to handle any riding challenge. 5,Easy to Install: It can be easily installed on any compatible electric bike, allowing you to upgrade your bike's performance in no time. Specification: Item Type: Electric Bicycle Conversion Kit Material: Aluminum alloy Rubber Weight: 533g / 18.80oz Package List: 1 x Controller 1 Pair x Throttle Grip