Description [LCD display rainproof]: LCD display can clearly show the status and data, backlight allows you to see the gravel in dim environment; rainproof LCD display, suitable for all-weather use [Silent work sensitive]: the controller is brushless, working silently, sensitive to the state of the e-bike; silent work causes little sound interference to your riding or work [Easy to install]: the controller is easy to install and use, with a bracket for LCD display, for 22.5mm handlebars, for electric bikes, cars, [Good quality]: This display is made of high quality material, light weight, rainproof, strong and durable. The product shell is ABS and metal frame, the instrument uses ultra-thin shell, vertical screen layout, beautiful appearance Colour:As Shown Material:ABS+Metal Package Contents: 1 * LCD display 1 * controller 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.