Features1Grooved Controller Shell: The controller shell is made of metal with groove design. Due to its good heat dissipation function, it can protect the internal circuit to avoid thermal overload. 2ABS Meter: The meter is made of ABS material, which is light, durable, fine and has good toughness and waterproof performance, providing better protection for the internal circuit and making it more durable. 3Multiple Functions: M3 panel has multiple functions that when riding a bike, the meter will display many useful data on your bike, such as switch buttons, light switches, battery power display and other functions. A display screen can let you keep track of the situation. 4Delivery: This conversion kit includes 17A controller, M3 meter, controller, handle brake, booster sensor wiring, booster sensor booster pad, which is suitable for DIY modification and meets all requirements. 5Applicable: Our conversion kit is applicable to 350W motor and mainly applicable to DIY electric bicycle, scooter, folding car, etc; It is easy to maintain. Greatly improves the fun of riding, and is suitable for cyclists who like challenges.SpecificationItem Type: Electric Scooter Conversion KitMaterial: ABS, rubber, aluminum alloy, metalGross Weight: 842g/29.7ozController Size: 95x50x30mm/3.7x2.0x1.2inCurrent: 17 1AController Speed Setting: 1.1-4.2VApplicable Motor Power: 350WInstrument Interface: SM interfacePackage List1 x M3 Panel1 x Controller2 x Brake Handle1 x 10b Booster Sensor Wiring1 x 10b Booster Sensor Booster Pad1 x Thumb Throttle2 x Instructions