Car Hud Head up Display Universal Gps Digital Speedometer Mph over Speed Alarm System for All Car Models Black

Feature:
--The body is small and compact, suitable for placing in any corner, the display effect is clear and natural, without blocking any line of sight.
--Professional program design makes the performance more powerful, high-performance processing chip, super performance and compatibility, dual-running memory and dual-core processors, to ensure the smoothness of high-speed operation.
--Upgraded software: Taiwan's Novatek technology solution adopts the core algorithm to increase the speed lubrication effect, and the speed display is more coherent and smooth without jumping.

Frequently asked questions about GPS;
1. There is no display on the screen and no power supply
Start the car engine, check if the cable is tight, or connect the USB to a computer to check.
2. No speed
After the HUD is turned on, the GPS will start looking for satellites. Please get your car onto the road. Works once you get more than 5 satellite signals.
3. It cannot be turned on automatically, nor can it be turned off repeatedly while driving.
Please use the USB cable to plug into the cigarette lighter.
If using a USB cable, please turn off the sleep voltage.
4. Inaccurate time
Enter the setting item: system time adjustment, turn the dial to the right to adjust the time zone time, after the adjustment is completed, press the dial vertically for 2 seconds, save and exit
5. Incorrect speed
(1) If the unit is correct, km KM/mile MPH, (refer to the setting item for speed unit switching)
(2) For the safety of the driver when the car leaves the factory, the speed is increased (5-7%) than the actual speed, and the satellite data is strictly in accordance with international standards.
(3) Fine-tune the vehicle speed, such as the meter shows 100Km/h, the machine shows 105Km/h, the default value is 107-5=102
6. The driving direction display is wrong
When the vehicle speed exceeds 5KM/H, the direction can be displayed normally.
7. The speed is still displayed after the car stops
Satellite drift will be caused in underground parking lots, tunnels, overpasses or obstacles. Please drive the car to an open road. After the number of satellites is greater than 5, the situation can be resolved.

Name: Car HUD Head-Up Display
Functions: vehicle speed, single mileage, driving direction, number of satellites
Alarm: speeding alarm, fatigue driving reminder
Material: ABS+PC
Gross weight: 220g
Applicable scene: suitable for all models

Packing list: 
1 x Head Up Display
1 x USB cable
1 x double-sided adhesive
1 x instruction manual

Note:
Due to manual measurement, please allow 1-3 cm error, thank you
Due to screen and other objective reasons, there may be a certain color difference, please understand.