Đồng Hồ Đo Tốc Độ Hud A100S Obd2 Cho Xe Hơi

Light sensor for brightness automatic adjusting.Main 4 function can be display:Speed,Water temperature,Battery voltate,Milage Main 6 options to alert:Over speed:120KM/H,High temperature:Greater than 120 degree,Low battery voltage:Less than 11V,Rest Alarm:driving time Greater than 4 hours,High RPM Alarm:low speed with high RPM,Beep Alarm HUD (Head-Up Display) projects driving data without requiring drivers to look away from their usual viewpoint.HUD automatically adjusts its brightness level,so its projections are clearly visible in direct sunlight or at night. Alerts you if you exceed the speed limit by setting Over-speed buzzing alarm alarm,engine rpm,water temperature,voltage,instant fuel consumption,average fuel consumption,mileage,shift remind,fatigue driving remind,undervoltage alarm,high water temperature alarm,engine failure alarm,KM/MILE free shift,etc. Projects a lot of driving information onto a transparent film on your windshield such as speed,over speed,Easty installation to work. Colour:Black Material:ABS plastic Size is about:72*50*25mm Package Contents: 1pcs * Head up display 1pcs * InstructionOnly the above package content, other products are not included. Note: Light shooting 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.