5.5 Inch Car HUD Head-Up Display Universal Auto Digital Car OBDII Overspeed Warning Windshield Proje

1. Calls and massages: will be bright when call and massage.2. Mile per hour, meter per hour: unit of speed.3. Data 1: current speed.4. Data interface: communicate with the vehicle.5. Speed alarm; alarming when overdriving.6. Bluetooth,voltage,rest engine failure ,sound: prompted .7. Engine speed current engine speed.8. Coolant:coolant temperature.9. Light sensor:auto induced brightness.10. Data 2: corresponds to the following value.11. Dial button: go into the settings12. Engine speed ,air pressure,coolant ,time, voltage: function icons13. Ignition angle,acceleration:functions icons.14. Throttle, fule: function icons.:Screen Size: 5.5 inchesDisplay Type: DigitalWorking Voltage: 9V~16V DCWork Current: 180mAMax. Current: 320mASpeed Range: 0 ~ 400KMEnvironment Temperature: -400C~800CEnvironment Pressure: 86~106KPaRelative Humidity: 10%-95%Environmental Noise: less than equal 60dBAlarm Sound Level: 30dBFunction Instructions:Calls and messages: will be bright when call and received messageIt can display mile per hour, kilo meter per hour: unit of speedData interface: communicate with the vehicleSpeed alarm: alarming when over-drivingEngine speed current engine speedLight sensor: auto induced brightnessGear prompt: suggested what gear you changeColour: blackMaterial: ABS+PCSize: 148x84x13mmPackage Contents:1 x host1 x Flat HUD connecting cable1 x Reflective film1 x non-slip pad1 x ManualOnly 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.