Digital GPS Speedometer for Cars and Motorcycles with Head-Up Display and Speed Alarm (105 x 16 x 60 mm)

【Universal】Compatible with all cars, trucks, motorcycles and bicycles. Uses GPS-based speed calculation. No wiring required for the speed signal (VSS). 【Plug & Play】Displays driving speed, calculates and displays driving time and mileage. Easy setup - Plug & Play - powered by the cigarette lighter socket. No professional installation required. 【Display】Displays speed in MPH or km/h, automatic brightness adjustment via sensor for day and night driving. Displays vehicle speed. Green speed indicator for easy viewing. Adjustable speed alarm. Displays total mileage after stopping. Altitude display. 【Model】C80; Color: Black; Material: ABS + PC; Dimensions: 105 x 16 x 60 mm; Screen Size: Approx. 101 x 55mm; Input Voltage: DC 5V; Input Current: DC 50–120mA 【Overspeed Alarm】1. Set the overspeed alarm threshold (see User Manual IV). 2. If overspeed occurs, a triple beep will sound. 3. After overspeed is detected, no further alarm will sound.