Feature:1. Aluminum Controller Housing: The controller housing is made of aluminum alloy with a fluted design, which has great heat dissipation to prevent the internal circuits from thermal overload.2. Data Display: The riding data includes single run mileage, real time speed, battery level and voltage, low battery alert, gear indication, total mileage, fault icon etc.3. Sensitive Control: The brushless motor controller provides stable speed and sensitive control of braking and direction changes to ensure your secure riding.4. 2 in 1 ThumbThrottle with Panel: We have combined the thumb throttle and the panel into one, which saves space and makes it easier to use.5. Wide Application: The brushless motor controller kit is suitable for most electric bikes and scooters and easy to install, and is suitable for 22.5mm diameter handlebars.Specification:Item Type: Motor Controller KitMaterial: Aluminum alloy ABSWeight: Approx. 348g/12.28ozVoltage: 36V 48VPower: 350WCurrent Limit: 18ALow Voltage: 30V 42V.Package List:1 x Controller1 x Panel1 x Instruction