Features:Plug & Play: After connect power supply, it will work directly, no need any other operation.No Skip Speed: No skip speed, more coherent and smooth display;Innovative Design: with sunshine hood itself, good review even under sun;Large Font, Clearly visible both during the day and at night;Notice: The Device is GPS Digital Speedometer, and speed is collected from satellites. So if tested at homeor parking lot, perhaps speed can't display correctly. Please test it on the car outside with good signal;Wide Application: Built-in GPS Chips, suitable for all cars, buses, trucks, bikes, scooters.Specifications:Condition: Brand NewName: Car HUDMaterial: ABS+PCColor: as shownSize: 80*54*31mm / 3.15*2.16*1.22inPackage Included:1pc x HUD1pc x Usb Cable1pc x Non-slip mat1pc x User ManualNote:Other accessories demo in the picture is not included.Actual colors may be a little different due to different monitors.Please allow 1-5mm deviation due to manual measurement.