Moman head up display hud display car windshield Features Large screen, three-dimensional imaging, clear image without ghosting Speed update without delay, comes with digital compass for car, GPS accurate positioning Speed warning and fatigue driving reminder can be set Easy to install, plug and play Multi-function head-up display with the following functions: speed, time, driving distance, date, altitude, compass, driving direction, speeding alarm, fatigue driving, etc. Automatic light-sensitive adjustment, adjust the brightness according to the ambient light. Clearly visible during the day, soft and non-glare at night. With light shield design, no glare at night driving. With ambient light design, follow the speed of the car to change different colors of light, not only can protect your driving safety, but also add driving fun