1. Real-time view: This car HUD speedometer can view the vehicle speed in real time to ensure that it does not exceed the speed limit. Reduce driving risks. 360 speed measurement without blind spots, providing comprehensive multi-dimensional warning and voice broadcast, fast and convenient.2.HUD speedometer: This car speedometer has a HUD function with a head-up display, making it easy to view speed information while driving without looking down. Suitable for most cars, trucks, buses, etc.3. Clear display: This car HUD speed display is an LED digital display that can display the driving speed clearly and intuitively. No matter day or night, the eyes can see quickly and are not affected by light reflection.4. Compact design: The car HUD speed monitor is compact and installed near the center console or dashboard without blocking the driver's view.5. Easy to use: The car HUD speedometer is easy to use, just plug in the USB cable and you can use it. The package comes with adhesive that will not damage the car's interior surface during installation.Specification:Product Name: Car HUD SpeedometerMaterial: PC/ABSProduct size: 80mmx60mm/3.15inx2.36in (length x width)Screen type: LEDApplicable models: most carsPlug: USB cableStyle:MPHpacking list:1 x car speedometer host1 x USB cable