[The most colorful HUD display] The digital GPS speedometer allows you to switch display colors freely. Choose from multiple colors including light green, ice blue, blue, green, red, and purple. Large font display for easy viewing. [Applicable to all vehicles] This head-up display features a GPS+Beidou dual-mode chip system, compatible with all vehicles worldwide. Simultaneously displays speed, driving time, mileage, time, direction, and more. Fast refresh rate with no delay. [Various Functions] Equipped with a 1.8-inch LED screen, the display provides clear information regardless of placement. Functions include speed in km/h, time, driving distance, driving time, acceleration time to 100 km/h, driving direction, overspeed alarm, and fatigue driving reminder. Customizable settings based on personal driving habits. [Plug and Play] The car smart HUD display offers simple plug-and-play operation. Mount the unit near the dashboard or use the swivel suction cup mount on the A-pillar or windshield. Powered via the included USB cable from the cigarette lighter. Automatically turns on and off with engine ignition. [Safe Driving] The mini head-up display enables drivers to view speed and direction without looking down, helping to prevent accidents. Automatically adjusts screen brightness according to ambient light conditions for optimal visibility. Color: black Material: plastic Package Contents: 1 x Digital GPS Speedometer 1 x USB Cable 1 x English User Manual Only the above package content is included; other items are not. Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.