Feature 12 Security Alarm: Speed alarm and fatigue driving alarm to ensure your safety in long distance driving, high accuracy and stable. 2Automatic Brightness Adjustment: Car HUD can adjust brightness according to different light, very clear in bright light and dark night. 3HD Screen: HUD speedometer is equipped with HD LED screen for clearer information display, bringing more fun to your driving experience. 4Multifunction: HUD display with speed, clock, single trip time, single distance, driving direction angle, kilometer mile switching, etc. 5Easy Installation: Easy to install, no complicated operation is required, just plug and play, convenient for using, save your time and energy.Item Type: Car HUDMaterial: ABS and metalVoltage: DC5VFunction:SpeedClockDriving directionSingle distanceSingle trip timeNumber of search satellites100 km accelerator timeDriving direction angleSpeed alarmFatigue driving alertKilometer mile switchingAutomatic brightness adjustmentFitment: Universal car modification .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Car HUD1 x Power Cable1 x User Manual1 x Sticker