COOLOUS C80 Universal Hud Heads Up Display 4.5'' Large Screen Digital Speedometer Altitude Speed Projector Film Over Speed Warning for Cars & Other Vehicles
B. Adjust the alarm speed rate with the toggle switch.
C. The default alarm speed rate is 120 km /H, a impossible high value which you can't drive means off.
2.Driving speed calibration
A. Press Enter button twice, show 002.
B. Adjust the speed rate with toggle switch, default rate is 005, the range is -20 to 20. if you want to
increase the display speed by 1KM/H, adjust rate to 006, if you want to decrease it by 1KM/H, adjust rate to 004, and so on.
3.Set the GPS Speedometer unit (KM or Mile):
A. Long press the "Enter" button, when the left side of the screen lights up "ML" means the speed is displayed in miles.
B. Long press the “Enter” button, when the left side of the screen lights up, "KM" means the speed is displayed in kilometers.
More functions:
Total Mileage(Odometer) Display, Altitude value calibration, Time zone calibration, Screen display Settings, Factory defaults, Fatigue Driving Alarm. Pls refer to user manual or email to us directly.
How to use:
Just connect the device to the USB cable,plug it to the car USB port. If no USB port on the car, then buy a car adaptor for it, or plug it to a power bank.Suitable for any vehicle, power the device with power bank
What other function?
Over-speed alert/alarm. Default setting alert value is 120. Adjust the over-speed setting, once over value, it will give a warning. If want to off speed warning, just adjust the over-speed value to a very impossible high value.
Friendly Tips:
At 65 mph, looking down for one second to check the speedometer means driving blind for 95 feet. Many accidents start during the time a driver glances down and fails to see sudden traffic changes ahead.
GPS Speedometers£ºcollecting speedometer from GPS satellites in real time, satellites lock in quickly. Much more accurate than the OBD hud especially when the car tire is replaced, then engine speed is not accurate at all. Besides, GPS hud has the same working logic as speed radar.
Universal HUD£ºis compatible with all vehicles, car, motorcycle, boat, train and other assets¡ If use it inside a car, plug it to the car USB port; If no USB port on the old car, then buy a car adaptor for it, or plug it to a power bank.
High Quality Screen£ºstand-up display,Projects vehicle speed on windshield, stand-alone display as the video showing,green color speed display, easy on your eye.
Over-Seed Alarm£ºdefault setting is 120KM/H or 120MPH. Just need press the ¡°up¡± or ¡°down¡± to adjust it. When over-speed alarm is active, it will beep in 3 times to alert the car driver. If no need over-speed alert, adjust it to a impossible speed eg 999MPH.
Easy to use£ºsimple device,and good English instructions, get it to use within 5 minutes.No need professional installation,no wiring needed to the VSS(vehicle speed signal).Compatible with all cars&trucks.also Compatibale with motocycle&bicycle.