Car HUD Display meter Smart Car HUD Dial Display on~board Computer Car Electronics Accessories

Note:

The working voltage of this product is 5V, and it is forbidden to use a voltage higher than 5V to power the product.

Frequently Asked Questions:

1. No display on the screen, no powerPlease chewhether the USB cable is damaged, or rep the USB cable for testing(Attention: It is forbidden to use a voltage higher than 5V)2. No speed displayAfter powering on, the icon fes to indicate that it is in the state of search, please move the car to the open road to receive the signal, and the machine can be used normally after the icon stops fing and displays the number of s3. The speed is still displayed after the car stopsIf driving to underground parking lots, tunnels, under flyovers, or other ps that e the signal unstable, the data displayed by the product may have a certain deviation, and the car can return to normal by driving to an open road4. The speed is not accuratea. Chewhether the unit is correct, Km/H or MPH (please refer to the setting mode in the figure above for speed unit switching)b. The vehicle speed can be fine-tuned, such as the dasard displays 100Km/H, the machine displaysKm/H, and the value can be adjusted to 1025. Time calibrationa. The default of the machine is +8:00 Beijing timeb. If you need to adjust the time to other time zones, please enter item 8 of the setting menu, pre the "" key to adjust, and the adjustment range is 30 minutes/time (for example: a certain area is 1 hour faster than Beijing time, pre the "" key twice)Note: The icon fes to indicate that the has not been received, the time is displayed as the time zone, please adjust to the time zone of your country (e.g. South Korea +9:00) After the icon stops fing, the time calibration can be displayed directly6. The driving direction is displayed incorrectlyWhen there is no speed, the cannot identify the direction of the vehicle, and the normal display can only be displayed after the driving speed exceeds 5Km/h