Digital GPS Speedometer for Cars without interfering with the car's wiring through (USB) port Suitable for all cars, motorcycles, buses, minibuses, and trucks Precise and instant reading via satellite (GPS) - Displays vehicle speed and direction: North, South, West, East - Appropriately sized and clear UHD resolution screen - Instant updates every 10th of a second for vehicle speed - Instantaneous GPS readings - No need for multiple wires or tampering with the car's wiring, just one single cable - Power port (USB) connects to the car's cigarette lighter socket, automatically turns on and off with the vehicle - High visibility, allows you to clearly see the screen during both day and night Contact via private message