ARTILAURA Windshield GPS Speedometer Head Up Display HUD 35 Inches Digital GPS Speedometer Smart Gauge OverspeedCompass Mileage for Most Car Vehicles

Accurate RealTime Data Display This HUD GPS Speedometer uses the windshield as a projection screen to project data directly onto it letting you stay informed at a glance with comprehensive info digital compass NSEW realtime vehicle speed KMH or MPH switchable driving time MIN and trip mileage TRIP The multifunction display area ensures all critical data is visible without taking your eyes off the road enhancing driving safety Intelligent Safety Alerts Equipped with 2 key safety features adjustable overspeed alarm 0250 KMH default 150 KMH to warn you of exceeding speed limits and fatigue driving reminder 1080 hours default 80 hours to prevent drowsy driving Easily toggle the alarm buzzer onoff with a 2second long press for personalized use Easy Setup Customization Longpress the M key for 2 seconds to enter setup mode then switch between 7 settings speed finetuning alarm brightness etc via short presses Adjust brightness 0 is automatic photosensitive mode111 is manual adjustment and reset factory dataall in minutes Reliable GPS Satellite Connection After poweron the compass icon flashes during satellite search once steady its ready for use For optimal signal use in open areas avoid underground parking tunnels or bridges with obstacles When speed exceeds 5 KMH the compass accurately shows driving direction eliminating wrong direction displays Safe 5V Power Supply Durable Design Operates on 5V power onlynever use a higher voltage to avoid damage Powered via USB check cable for damage if no display Troubleshoot in seconds No speed display Move to an open road for satellite connection Inaccurate speed Verify KMHMPH unit setting 5 or finetune parameters eg dashboard 100 KMH vs HUD 105 KMH set to 102 Time out of sync Adjust time zone without satellites or sync with local time once connected