[The most colorful HUD display] The digital GPS speedometer can switch the display color at will. The colors can be matched freely: light green, ice blue, blue, green, blue, red and purple. You can you like at will. Displayed in font. [Applicable to all vehicles] This head-up display adopts GPS+Beidou dual-mode chip dual system, compatible with all vehicles in the world, and can simultaneously display speed, driving time, mileage, time, direction, etc. The refresh speed is fast and there is no delay. [Various Functions] Equipped with a 1.8-inch LED screen, the information display is clearer, no matter how you place it, this digital GPS speedometer is clear and natural. It has functions such as speed &KM/H, time, driving distance, driving time, acceleration time to 100 kilometers, driving direction, overspeed alarm, fatigue driving reminder, etc. Drivers can set according to their own driving habits. [Plug and Play] - The car smart HUD display has hassle-free plug and play operation. Simply mount the unit near the dash or use the swivel suction cup mount to secure it to the A-pillar or windshield. It is powered via the included lighter USB cable. Automatically switch synchronously according to engine ignition. [Safe Driving]The mini head-up display allows you to clearly see the speed and direction of your driving without looking down, so as to avoid accidents caused by looking down at the speed of the car. And it will automatically adjust the brightness of the display according to the light, so you 't have to worry about not being to see the problem of looking up Color: black Material: plastic Package Contents: 1 x Digital GPS Speedometer 1 x USB Cable 1 x English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.