Features 2 Security Alarms: Speed alarm and fatigue driving alarm to ensure safety during long-distance driving, with high accuracy and stability. Automatic Brightness Adjustment: Adjusts brightness according to ambient light conditions for clear visibility in bright daylight and dark nights. HD Screen: Equipped with an HD LED display for clear and precise information presentation, enhancing the driving experience. Multifunctional Display: Shows speed, clock, single trip time, single distance, driving direction angle, and supports kilometer-mile switching. Easy Installation: Simple plug-and-play setup with no complicated procedures, allowing for convenient and quick use. Specification Item Type: Car HUD Material: ABS and metal Voltage: DC5V Functions: Speed Clock Driving Direction Single Distance Single Trip Time Number of Satellites Detected 100 km Acceleration Time Driving Direction Angle Speed Alarm Fatigue Driving Alert Kilometer Mile Switching Automatic Brightness Adjustment Fitment: Universal for car modification Package List 1 x Car HUD 1 x Power Cable 1 x User Manual 1 x Sticker