Features: This display adopts good quality materials, lightweight, rainproof, sturdy and durable. LCD display can clearly show the state and data, backlight enables you to see scree clearly in dim environment, buttons for quick operation, easy to use. The controller is brushless type, working silently and sensitive to the state of electric bike. Easy to install and use, comes with mount for LCD display and suitable for 22.5mm handlebar. Suitable for electric bicycles, cars, scooters. Specification: Material: Plastic + LCD + Metal Color: Shown as picture Options: 1#24V-36V; 2#36V-48V Power: 250W/350W Low-voltage Protection: 1#24V-36V: 19V/30V; 2#36V-48V: 30V-41V Waterproof: Rainproof Controller Size: Approx. 8.8 x 5.2 x 3cm / 3.46 x 2.04 x 1.18inch Display Size: Approx. 8 x 5cm / 3.15 x 1.97inch Weight: Approx. 332g Package List: 1 x LCD Display 1 x Controller Note: Each cable is labeled with color for different uses. Red: power positive electrode Black: power negative electrode Yellow: power output Brown: lamp positive electrode White: lamp negative electrode Blue: indicator signal Green: signal receive