4-Piece Car Head Up Display Speedometer

3.5inch HD Display: The 3.5" large screen provides a crisp high-definition display and display color,easy to read and catch message quickly., Multiple Function: This head up display can reflect multiple data, such as speed, engine RPM,water temperature,voltage. Kilometer and Mile can be switched freely., Multi-Color Design: It is very refreshing because having one boring color may make the information seem dull, this makes the integration of the heads-up display seem more fluid and aesthetically pleasing., Brightness Adjustment: Light sensors: Brightness can be changed with the change of the outside brightness automatically, or adjust it by yourself, free switching between automatic and manual., Auto Power On/Off : HUD open and off with vehicle opened and shutdown, effective protection of the car battery; retaining the manual switch mode, more easy to control HUD.