Description Features: *1. Reflection imaging, no sticking film and no ghosting. The daytime display is very clear. *2. The speed can be switched to KM/h and MPH. *3. The mold design is more beautiful and textured. *4. When the speed is switched to miles MPH, the single driving distance will be automatically switched to miles. Specification: HUD screen function introduction: 1. Variables: display the engine speed status, the bright scale represents the speed reached 2. Speed: current speed 3. Unit symbols:-temperature, V-voltage, MPH-mile, KM/H-km 4. Engine speed icon 5. Photosensitive element: the brightness of external light is automatically adjusted 6. Battery voltage: when the battery voltage is lower than the set value, it lights up the alarm 7. Vehicle water temperature: when the water temperature is higher than the set value, it lights up the alarm 8. Speed icon: If it exceeds the set speed, it will flash an alarm to remind 9. Enter system settings Specification: Name: L3 Size: 135*68*30mm Ambient temperature: -30_85 Power supply voltage: 12-36V Package Included: 1 HUD 1.OBD2 cable 1 Anti-slip mat 1.User Manua