Feature: 1.Real-time update of vehicle speed to avoid violations 2.Real-time update of the position of the vehicle 3.Update the left and right turn signals of the vehicle in real time to avoid making mistakes 4.Real-time update of door switches to avoid accidents Real-time updates of vehicle parking conditions. Custom smart chip, real-time synchronization with central control date. computer, safe driving, original car data, non-destructive installation, the outlet can be moved at will, After installation, elevate the visible vehicle condition, without frequent viewing of the central control screen, to avoid accidents. Energy saving, automatic shutdown after flameout (starting and closing with the central control, automatic shutdown). Specification: Item Type:Head-up Displa Material: ABS Color:Black Fitment:For Model 3 Model Y 2019-2022 Package Contents: 1 x 1 x Wiring harness 1 x Crowbar 1 x English manual 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.