YFFSFDC Universal USB Digita, GPS Speedometer, Car Speedometer, HUD Head Up Display, Compatible with

(Utilizes GPS Technology) The universal USB digital GPS speedometer captures car speed data independently from GPS satellites, and does not affect the engine or OBD port, so you use it with confidence 【Easy Connection】This car head up display uses a USB cable, plug and play for easy connection. Perfect for vehicles with USB ports, and comes with an adapter, so you don't have to worry about compatibility 【Auto On/Off Function】Built-in vibration sensor will automatically turn on when the car is in motion and shows the speed larger. It will automatically shut off after 3 minutes of resting for more than 3 minutes to prevent waste 【Versatile Use】This GPS speedometer be used not only for vehicles but also for bicycles. As a head up display, it increases visibility while driving and allows you to always check your driving speed (Large Screen with Good Visibility) The 2.1 x 3.1 inches (54 x 80 mm) LED display displays speed in a large 1.4 inches (35 mm) font. The simple design allows you to see your driving speed at a glance and increase safety while driving

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