Upgrade your driving experience with this advanced Car Head-Up Display (HUD), featuring a gradient-style speed bar, dual-core GPS/Beidou positioning, and multifunction capabilities. Monitor real-time speed, driving time, distance, compass direction, and receive fatigue driving alerts—all projected directly onto your windshield for safer, distraction-free driving. This HUD requires no built-in battery and offers plug-and-play installation. Designed for modern drivers who prioritize technology, visibility, and safety on the road. Compatible with most vehicles.