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 Kit Weight: Approx.472g / 16.6oz Material: Aluminum Alloy + ABS Controller Parameters: Mosfet: 9 Mosfet Rated Voltage: DC36V 48V Current: 22A Speed Setting: 1.1-4.2V Brake: Low Level Supercharger: 1:5 Meter Parameters: Communication Protocol: UART Waterproof Grade: IP65 Install Diameter: Approx.22.2mm / 0.9in Package List: 1 x Controller 1 x LCD Meter 2 x Manual