Features1Complete Kit: Bike lithium conversion controller small kit contains 30A 3 mode controller, UKC3 Display, 108 2 thumb throttle, F 8C Power Assist Sensor and five star power off brake handle. Suitable for your own DIY modifications to meet all needs. 2Prime Material: The controller shell is made of metal with groove design, which can protect the internal circuitry due to good heat dissipation, thus avoiding thermal overload. The panel is made of prime ABS material, which is lightweight, sturdy and durable, with fine workmanship, good toughness and waterproof performance, providing better protection for the internal circuitry and making it more durable. 3Intelligent Chip: Built in intelligent chip instrumentation, integrated gear switching, real time cycling data at a glance, thoughtful backlight design, day and night can see clearly, making travel more convenient, HD liquid crystal display instrumentation, accurate power display speed and cycling mileage. 4Multifunctional Display: The display has a variety of functions; when riding a bike, the product will display many useful data on your bike, such as switch buttons, light switch, battery power display and other functions, a display screen can let you always grasp the situation. 5Main Uses: DIY electric bikes, electric scooters, folding bikes, etc; easy to maintain, bike lithium conversion greatly improves the fun of riding, suitable for cyclists who like challenges. 6Applicable Objects: Display installation diameter 22.2mm, accessories for electric bikes, electric scooters, etc. 30A 3 mode controller small kit for 750W1000W motors.SpecificationItem Type: Lithium Battery Conversion KitMaterial: ABS Rubber Aluminum MetalWeight: 1048g / 36.97ozApplication: For 750W-1000W motor Controller Size: Approx. 15x6x3.5cm / 5.9x2.4x1.4inMaximum Current: 301AController Speed Setting: 1.1-4.2VPackage List1 x Display1 x Controller2 x Power Off Brake Handle1 x Power Sensor Cable1 x Power Sensor Booster Piece1 x Thumb Toggle1 x Instruction Manual