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 environment, buttons for quick operation, easy to use. The controller is brushless type, working silently and to the state of electric bike. Easy to install and use, comes with mount for LCD display. Suitable for electric bicycles, , . : composite colour: black + silver Package Contents: 1 x Display 1 x 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.