H90 Car 3.2 inch OBD HUD Head-up Display Support Engine Failure Alarm / Water Temperature Alarm Voltage Alarm

1. Simple function and compact appearance.

2. 4 functions can be switched at will: driving speed/voltage/water temperature/single mileage

3. 5 alarm functions to improve driving safety: overspeed alarm/water temperature alarm/low pressure alarm/fault alarm/rest reminder

4. Software upgrade, adding speed lubrication effect, no speed jump, more consistent and smooth display, and increased compatibility of starting and stopping, hybrid vehicles, and gasoline vehicles.

5. Self-adaptive light sensitivity, intelligently adjust the display brightness according to the intensity of the light to achieve a good display effect.

6. Function: speed, water temperature, voltage, engine failure alarm, water temperature alarm, voltage alarm, mile switch, single-segment multi-segment alarm, display mode selection, support for hybrid power, automatic start and stop