Car HUD Display, Head Up Display High Definition Speedometer Car Diagnostic Tool OBDⅡ Fault Code Elimination Safe Driving Computer Overspeed Fault Alarm for All Vehicles

Features:
Light sensor: HUD can automatically adjust the brightness according to the environment.
Multifunctions: speed, RPM, water temperature, voltage, fuel consumption，engine speed, driven distance display.
Alarm: High water temperature / Low voltage alarm / shift reminder / over speed alarm / Fatigue driving / Engine Error.
The HUD avoids the danger of the driver looking down at the dashboard, which ensures the driver's safety and helps the driver stay in top condition.
Built-in hood for clearer display, clearly reflection on the windshield,it is pretty clear in the sunny day,rainy day.
PC material, high and low temperature resistance.