Hud Gps Heads Up Display Lcd Speedometer Over-Speed Alarm Fatigue Driving Alarm

Hud Gps Heads Up Display Lcd Speedometer Over-Speed Alarm Fatigue Driving Alarm Tips: The Working Voltage Of This Product Is 5V, And It Is Prohibited To Use A Voltage Higher Than 5V For Power Supply. After The Product Is Powered On, The Satellite Icon Flashes To Indicate That It Is In A Search State. The Gps Satellite Icon Stops Flashing And Displays The Number Of Satellites Before It Can Be Used Normally. Function 1.Atmosphere Light 2.Driving Distance 3.Compass: N(North) S (South) W (West) E (East) (The Product Can Only Be Used Normally After The Satellite Is Found) 4.Setting Button/Scroll Button 5.Over-Speed Alarm /Fatigue Driving Alarm 6.Multifunctional Display Area: Number Of Satellites, Travel Angle, 100Km Acceleration 7.Decorative Atmosphere Light 8.Driving Time 9.Speed Display Area: Mph (Miles) Km/H (Kilometers) 10.Rotating Bracket 11.Multifunctional Display Area: Time /Altitude