Features:1.Real-time update of vehicle speed to avoid violations;2.Real-time update of the gear 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;5.Update the light switch in real time to avoid long-term exposure to the vehicle in front;Real-time updates of vehicle parking conditions.Custom smart chip, real-time synchronization with central control date.Hidden air computer, safe driving, car data, non-destructive installation, the air 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 DisplaProduct size: 11x1.6x1.8cm (line length 3.5 meters).Fitment:For Model 3 Model YColour:blackMaterial:ABSPackage Contents:1 x Head up display1 x Wiring harnessOnly the above package content, other products are not included.Note: Light 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.