Feature:1. Good Heat Dissipation: The controller housing is made of high quality metal with designed to the internal circuitry from thermal overload due to good heat dissipation.2. Easy to Install: The electric brushless motor controller is easy to install and use, LCD display speed adjustable handle, suitable for 22.5mm handlebars.3. High Sensitivity: Brushless motor controller kit provide steady speed and sensitive control of braking and directional changes. Provide a safer driving experience.4. Stable Performance: Professional manufacturing, craftsmanship and high accuracy help to provide stable performance to meet your various needs.5. LCD Display: LCD display can clearly display status and data, backlight allows you to see the screen clearly in a dim environment, button quick operation, easy to use.How to Use:The LCD display socket can be connected to the LCD display interface of the controller. If you need to connect other accessories, please follow the instructions.Specification:Item Type: Electric Bike Brushless Controller KitMaterial: Aluminium AlloyWeight: Approx. 1351g / 47.6ozVoltage: 36V 48VPower: 1500WCurrent Limit: 50ALow Voltage: 30V 42V Package List:1 x Controller 1 x Instrument1 x Instruction