4F Hot OBD2 Hud

Multi-functional display, clock, engine speed, water temperature, battery voltage and fuel consumption. Plug and play, HUD can automatically adapt to vehicle type which in line with OBDII. Over-speed reminding, the icon of over-speed will flicker and alarm when the vehicle exceeds the speed limit set up in advance. Flexible brightness adjustment, the brightness can be adjusted automatically or manually for comfortable. Small size and flat interface design, installed in any position in the vehicle and won’t block viewing sight.