ROSEMARY C60 5.5' Universal hud Head Up Display gps Digital Speedometer Overspeed Warning Fatigue Driving Warning Windshield Projector For All Vehicles Bike

【GPS Speedometers】 Quickly collect speedometers from GPS satellites, and the satellites can be locked in real time. More accurate than OBD HUD, GPS hud has the same working logic as speed radar. It has 100% versatility for all vehicles, including cars, vans, off-road vehicles, trucks, trains, scooters, motorcycles, bicycles and boats. 【GPS HUD Display】 Two display modes. Normal stand-alone display: directly displays the driving speed on its LED screen. Head-up display: projects the driving speed onto the windshield. 【Overspeed Alarm】 The default vehicle speed setting is 120km/h. When the overspeed alarm is active, it will beep 3 times to alert the car driver. Just press "up" or "down" to adjust it. If you want to turn off the speed warning, just adjust the overspeed value to a very impossible high value. 【Accuracy】As usual, it is 2-5 km/h compared to the car engine speed. The display speed can be easily calibrated by hand. Do it 2-5 miles in advance to avoid fines. 【Automatic