A1000 HUD 3.5 inch OBD II Car Head Up Display, Speed & Over Speed Alarm, Water Temperature & High Water Temperature Alarm, Voltage & Low Voltage Alarm, Fatigue Driving, Engine Failure, Shift Reminder(Black)

1. 3.5 inch multi-color LCD screen, This Head-up hud displays the driving speed, water temperature, voltage.

2. Support auto and manual brightness adjustment, bright enough to adapt to the day or night driving.

3. The surface using Nano-technology to eliminate excess reflections, makes display information more clearly, avoid dazzing reading.

4. This Hud can display Vehicle Speed KM/h MPH, Water temperature, Battery Voltage. It's fairly unobtrusive and neat. Works better than the actual speedometer!

5. Low voltage alarm, Fatigue driving alarm,high water Temperature alarm, Shift reminder engine fault alarm. This not only keeps your attention on the road but it keeps the law enforcement from giving you tickets. Perfect Hud Display for safe driving.

6. This Head up display is powered by the cigarette lighter and it will automatically power on/off after parking, no worry about power consumption. It works well during the day and perfect for night driving. This hud display is great for Novice or every day driving and for people who have to drive all day/every day.

7. Setting button: Three ways of setting button:

- Up button = up motion (short pull up or long pull up).

- Ok button = inward button press (short press or long press).

- Down button = down motion (short pull down or long pull down).