wiiyii Car Hud Heads Up Display G3?Digital GPS Speedometer with Fatigue Driving Reminder?Speed Warning,for All Cars

?New upgrade?Simple and advanced design, adding ambient lights on the left and right sides of the product, full of exquisiteness. A compass is added in the middle of the product to guide the driver in the direction. You can choose to use it, or you can choose to turn it off.
?Multi-function? HUD displays vehicle speed, driving direction, time, number of satellites, driving distance, driving time, and acceleration time per 100 kilometers. Drivers can freely switch between miles and kilometers speed units according to their habits.
?Alarm Reminder?The head-up display has a speeding alarm function and a fatigue driving reminder function to ensure the safety of the driver during long-distance driving, so that your family does not need to worry about your driving safety.
?Easy to use? The compact body is suitable for placement, and the data of the car can be clearly read no matter where it is installed in the car. USB plug and play, no complicated operations are required, and it only takes a few minutes to complete the installation.
?Quality Service?wiiyii provides one-year warranty and after-sales service within 24 hours, if you have any questions during the use of the product, you can contact us through Amazon, and we will reply you as soon as possible. Please note: The working voltage of this product is 5V, and it is forbidden to use a voltage higher than 5V for power supply