ACECAR Car Head Up Display,ACECAR 3.5 Inches Upgraded Universal Dual Mode HUD OBD2 GPS Interface Speedometer Compass Vehicle Speed Engine RPM OverSpeed Warning Mileage Measurement Compatible for All Vehicles

* What is HUD?: Short for Head Up Display.It displays driving data on the car windshield such as speed,RPM,water temperature,voltage,single mileage etc;avoiding drivers unsafely because of watching the instrument while driving.Drivers can read the driving information instantly,and always keep the best state on the way.There are two USB ports,no matter whether the steering wheel of the vehicle is on the left or the right,it will not hinder the use.You can choose one of these interfaces as needed * Multiple Interface Display: Vehicle Speed+Engine RPM,HD Display,practical function,let you drive more comfortable for a long time.(plug and play--Available for 95% car with an OBD2/GPS interface)The Nano-Technology - High clearness projector, to eliminate unwanted reflection.Colored decorative lights and RPM icons(RPM icon: Engine speed in OBD mode,and speed progress bar in GPS mode).The Automatic and manual brightness adjustment mode,and more easy to control the HUD. * Multi-function Display: Ambient decorative l...