Universal Car Head-Up Display Digital Speedometer with Overspeed Alarm 360° Rotating Mount Displays Speed and Trip Time

[CUSTOMIZABLE OVERSPEED ALERT SYSTEM] Simultaneously set up to three separate overspeed alert thresholds for personalized safety. The real-time flashing alert provides immediate visual warnings that help you maintain safe driving habits and offer added peace of mind, whether on the highway or in city traffic. [Automatic Activation & Universal Compatibility] This car head-up display automatically turns on and off with your vehicle, providing effortless convenience without any manual operation. The plug-and-play design works with all types of vehicles, including new energy and fuel vehicles, and its compact size with a 360-degree rotating suction cup mount fits anywhere without obstructing your view. [SMART DISPLAY WITH AUTO-DIMMING] The high-definition display features automatic light-sensing adjustment that provides bright, clear visibility during the day and reduces glare. Intelligently reduces glare at night. This smart feature ensures comfortable driving at any time by preventing eye strain and maintaining crystal-clear readability. [PRECISION CALIBRATION & DUAL UNITS] Enjoy accurate readings with built-in time zone and speed calibration functions. The switchable dual-unit system supports both km/h and MPH, making this digital speedometer adaptable for use anywhere in the world and perfectly suited to any driver's preferences. [REAL-TIME INFORMATION CENTER] Stay fully informed on every journey with this universal car head-up display that shows essential real-time data, including current speed, single trip time, mileage, and driving direction. The built-in overspeed alert adds an extra layer of safety, ensuring you never miss a critical update while keeping your eyes on the road.