M22 Car Head-Up Display, GPS Speedometer, Speed and Time Display, Smart GPS Tachometer, KM/H, MPH, for all car models

[Product Overview] The M22HUD head-up display is used to project important driving information such as vehicle speed, voltage, and rotational speed onto the windshield in front of the driver, allowing the driver to see important driving information on the dashboard without having to lower or turn their head. It updates the data in real time according to your driving, and the data is text-based. [Applicable to All Car Models] This GPS system is suitable for all car models, such as cars, buses, vans, trucks, etc. It can support a voltage of up to 5V and is connected to the car's cigarette lighter interface via a USB cable. It is plug-and-play and easy to install. [Product Functions] The main functions of this product include vehicle speed, rotation speed, overspeed alarm, satellite data, driving distance, etc. The default overspeed alarm range is 30 to 250, which can be adjusted according to needs. [Visual Experience] The M22 is equipped with an automatic photosensitive chip, which can display clearly day and night depending on the current ambient light, and automatically adjust the screen brightness to provide a comfortable viewing experience.