LCD electric display instrument, the shell is light and thin, the display is clear, and data can be observed at any time The controller has strong functionality, and the heat dissipation slot is thickened, and the heat dissipation is good. High temperature wiring, easy installation, safe to use. Fit for Scooter Electric Bike Material: ABS+metal colour: black+silver Package Contents: 1 x LCD Display 1 x Controller (Note: Random color and appearance, don't accept the specified color and appearance.) 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.