Feature: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 and Use: The electric bike's brushless motor controller is easy to install and use, comes with an LCD stand and fits for 22.2mm / 0.9in handlebars.3. 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.4. Good Compatibility: Electric bicycle controller, matching 36V, 48V and 500W, 750W motors, controller with light outlet meter and control light switch.5. Simple Operation: Electric bicycle conversion kit, including brushless controller and LCD meter, stable performance, widely applicable to electric bikes and scooters.Specification:Item Type: Electric Bicycle Brushless Controller KitWeight: Approx.472g / 16.6ozMaterial: Aluminum Alloy + ABSController Parameters:Mosfet: 9 MosfetRated Voltage: DC36V 48VCurrent: 22ASpeed Setting: 1.1-4.2VBrake: Low LevelSupercharger: 1:5Meter Parameters:Communication Protocol: UARTWaterproof Grade: IP65Install Diameter: Approx.22.2mm / 0.9in.Package List:1 x Controller 1 x LCD Meter2 x Manual