Features1Good Heat Dissipation: The controller housing is made of metal with a notch design, which preserves the internal circuitry from thermal overload due to good heat dissipation. 2Panel Display: Single run mileage and run time, real time speed, battery level and voltage, gear indication, total mileage, cruising indication, fault icon coding, etc. 3Conversion Parts: This electric bike controller panel kit can be used for retrofit and repair replacement, replacing damaged parts with various functions. 4Application: This controller conversion kit is suitable for electric bikes, scooters, etc. It is suitable for 22.5mm diameter handlebars. 5Simple Installation: The controller and thumb throttle are easy to install, convenient to operate, even for beginners, and can be used with confidence.SpecificationItem Type: Electric Scooter Motor Controller KitMaterial: Aluminum Alloy, ABSGross Weight: 954g / 33.7ozVoltage: 48V 60V Power: 1000WCurrent Limit: 38ALow Voltage: 42V 53VPackage List1 x Controller1 x Panel1 x Instruction Manual