1High Accuracy Data: The Gps speedometer can clearly display the speed and time of your vehicle, and can obtain satellite signal data through the Gps high accuracy module. 2Ensure Safe Driving: Universal Hud allows you to pay attention to the driving speed at any time without lowering your head, greatly improving driving safety. 3Multifunctional Hud Gauge: Hud display has multiple functions, including Gps speed, satellite time, overspeed alarm, fatigue driving reminder and compass. 4Automatic Brightness Adjustment: Equipped with a high accuracy Beidou and Gps dual channel module, the brightness of the screen is adjusted by the sensitivity of the light source sensor. 5Small and Portable: The Hud adopts mini body design, the working environment and technical indicators start with the car, and support automatic sleep function when parking.