A95.5 Inch Car HUD OBD OBD2 Head Up Display Digital Speedometer Windshield Projector Fatigue Alarm Fuel Speed GaugeDescriptions:Model:A9Color: BlackMaterial: PlasticScreen Size:5.5 inchHD displayEnvironmenttemperature: -40c- + 1200c atmospheric pressure 86-106KPaRelative Humidity: 10% -95% environmental noise = 60dB (A)Alarm sound level: = 30dB (A)Workingvoltage: 11V ~ 18Vdc (12Vdc / 400mA)Display way:Virtual image reflectionDisplay screen :LEDDisplayMain FunctionsFeatures:1.Available for cars with OBD2 and EUOBD port(Car automatic diagnosis system),plug and play3.Multi-color design makes the screen more abundant and easier to read4. Nano-technologyto eliminate double reflections,more clear.5. New function: Driving distance measurement6.Rich Contents: speed,RPM, water temperature, voltage, instantaneous fuel consumption,average fuel consumption,driving distance measurement, voltage, turn reminders,fatigue driving reminders,low voltage alarm,high water temperature alarm,over speed alarm, engine failure alarm, eliminate the fault code,freely switch between kilometersmiles.7. Autopoweron/off:HUD start and off with vehicle started and shutdown,effective protection of the car battery;retaining the manual switch mode,more easy to control HUD.8. Automatic and manual brightness adjustment mode,driving without glareDisplay Function:1.Decorativelight2.Engine RPM3.Speed4.Speed unit (KM/H, MPH)5.Multi-functional area 1 : Engine RPM, voltage, Clock, single driving time(MIN), water tempera