ITEM NAME:Car HUD Head-Up Display Auto OBDII Port Head-Up Display Car Styling Reader F2B1 Car HUD Head-Up Display Auto OBDII Port Head-Up Display Car Styling Reader F2B1 Head Up Display is designed for preventing accident, which can project important information (e.g. vehicle speed) onto the front windshield at the eye level of the driver. Besides, the display location and brightness can be adjusted through automatic induction, which can prevent the driver from looking down at the instrument panel and shorten the time of eyes for the blind spot in front. This can avoid breaking rules and regulations due to speeding in many speed-limited sections. What is more important, it can enable the driver to read the number instantly without shifting horizon, which is of vital value in reducing traffic accidents caused by absent-mind due to looking down. 4E Advantage: 1. Support car model : OBDII and EOBD car model with. Car automatic diagnosis system (it can Automatic Matching models); 2. big lcd display 5.5 inch , good for read data. 3. dual power supply design ,it can eliminate the influence of car ECU and the central lock when it is standby , when it is standby ,the current is smaller,more stable 5. it have a manual power switch, when you dont use HUD ,it can completely cut off the power supply. Main Features: 1. Calls and massages: icon will be bright when call and massage. 2. Mile per hour, kelio 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. Voltage,rest engine failure ,sound: prompted icon. 7. Engine speed current engine speed. 8. Coolant:coolant temperature. 9. Light sensor:auto induced brightness. 10. Gear prompt: suggested what gear did you change. 11. Data 2: corresponds to the following icon value. 12. Dial button: go into the settings. 13. Engine speed ,air pressure,coolant ,time, voltage: function icons. 14. Ignition angle,acceleration:functions icons. 15.