1、Good Heat Dissipation: The controller housing is made of high quality metal with grooves designed to protect the internal circuitry from thermal overload due to good heat dissipation. 2、Easy to Install: The electric bicycle 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. Item Type: Electric Bike Brushless Controller Kit Material: Aluminium Alloy Weight: Approx. 1351g / 47.6oz Power: 1500W Current Limit: 50A 1 x Controller 1 x Instrument 1 x Instruction Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store