Head Up Display Car HUD: Digital Speedometer for Universal Auto with GPS + Beidou Dual Chip All Cars, USB Plug and Play, KMH, HUD

GPS Speedometer: Head Up Display Auto HUD uses GPS high refresh rate of 10Hz + Beidou dual mode chip. The refresh rate is 10 frames per second and the speed refreshes quickly and without delay. The KMH speed unit is available. HUD: short for Head-Up. The HUD Head Up Display Auto receives signals, connects to your car and displays your car data on the screen. You can see the data without looking down. More accurate than HUD OBD, GPS Hud has the same working logic as speed radar. USB Plug and Play: Easy installation, plug and play, after connecting the power, works directly, no other use is needed. Head Up Display Auto HUD with parasol, you can see the value well even in the sun. Large lettering, clearly visible day and night. Energy saving: Auto on and off. The speedometer will automatically turn on when the vehicle is started. The indicator will automatically turn off when the vehicle is standing. Head Up Display Auto HUD has 100% versatility for all vehicles, including cars, pick-ups, SUVs, trucks, trains, scooters, motorcycles, bicycles and boats. Note: The device is a GPS digital speedometer and the speed is detected by satellites. So if it is tested at home or in the parking lot, the speed may not be displayed correctly. Please test the Head Up Auto HUD display outside the car with a good signal.