This display adopts materials, , rainproof, sturdy and . The controller is brushless type, working silently and sensitive to the state of electric bike. High temperature resistance, easy installation and safe use. 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. Suitable for electric bicycles, scooters. Type:5S Protocol 24V 36V 48V LCD C600 Big 4 Inch Big Screen Colour:Black Material:ABS Package Contents: 1 * LCD display Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.