GPS SpeedometersQuickly collect speedometers from GPS satellites, and the satellites can be locked in real time. More precise than the HUD OBD, the GPS hud has the same operating logic as the speed radar. It has 100% versatility for all vehicles, including cars, vans, off-road vehicles, trucks, trains, scooters, motorcycles, bicycles and boats. GPS HUD DisplayTwo display modes. Normal standalone display: directly displays the driving speed on its LED screen. Head-up display: Projects driving speed onto the windshield. Overspeed Alarm The default vehicle speed setting is 120 km/h. When the overspeed alarm is active, it emits 3 beeps to alert the car driver. Just press 'up' or &#34;low&#34; 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 relative to the speed of the car engine. The display speed can be easily calibrated by hand. Do it 2-5 miles in advance to avoid tickets. Automatic Brightness AdjustmentIn bright sunlight or at night, the HUD head-up display will automatically adjust its brightness. brightness to provide clear and visible projection without affecting the brightness of the HUB. Product description 1. Large font display, real-time speed display of large fonts, making it more visible and visible, reducing visual fatigue, automatically adjusting brightness during day or night screen2.Beijing time display, the bottom right corner of the screen can display the Beijing time at the time3.Altitude display, real-time altitude display, manual adjustment of altitude data error4.Overspeed alarm, once the speed is exceeded, a warning will be issued.If the overspeed warning is not required, simply adjust the overspeed to a very high value, anti-fatigue alarm, automatically alert the alarm every hour and drive the number of hours displayed.< li>5.Safety,the shell is made of high temperature resistant material,no built-in lithium battery,no danger at high temperature6.Mileage and driving time statistics,the car will automatically display the current mileage, the current driving time, the total mileage7.This product does not require professional installation and is suitable for all kinds of vehicles, cars, trucks, motorcycles and bicycles. Product specifications Model: C60S Colour: BlackMaterial: ABS+PC< /li>Size: 10.5cm*5.9cm*1.65cm/4.13in*2.32in*0.63inInput VoltageDC 5VInput CurrentDC50~120mA Working Temp-30~80 degreesInternal BatteryNO Package include: 1* C60S GPS HUD Speedometer 1* HUD stand 1* USB Power Cable