• 【Head Up Display】HUD display, when car is driving, it displays driving speed in MPH or KM/H and compass; when car is stationary, it display time and compass. Compared to normal LED HUD on market, it doesn't need paste any project film on car glass, and it doesn't have double image even under terrible sunshine at noon.
• 【GPS Speedometer】Collects the speed data from GPS satellites, no relation with car engine, no destroy to car circuit board or OBD port, and can be widely used on SUV ATV Pick-up Truck Scooter Golf Cart Bus Boat Train Bike Motorcycle… can work on all vehicles on the market.
• 【Install】Easy install and use, no buttons, no need any setting, no need read manual, USB Cable plug and play. If your car has a USB port, pls plug the USB cable to USB port; if your car doesn't have a USB port, then give it a car adaptor.
• 【On/Off automatically】 Built in vibration sensor, when detect car motion, it will be on and display the driving speed in big fonts; if keep stationary 100% for more than 3 minutes, it will be off. When it's off, no power consumption at all.
• 【Pls note】First time usage, it takes 10-30 seconds to get GPS signal, and it can't work indoor as no GPS signal indoor; its speed is from GPS satellites, should be different 5-10% from car original speed as its from tire revolutions. In case your have any problems during usage, pls don't hesitate to let us know at any time, thanks.

• Product Dimensions ‏ : ‎ 4.65 x 0.71 x 1.42 inches; 3.53 ounces
• Date First Available ‏ : ‎ March 20, 2023
• Manufacturer ‏ : ‎ VJOYCAR
• Country of Origin ‏ : ‎ China