Feature:GPS Speedometer-Collecting all data from GPS satellites, universal for all vehicles & transportation tool: car, SUV, ATV, Pick-up , Truck, Scooter, Golf Cart, Bus, Boat, Train, Bike, Motorcycle, electric-car, hybrid car, EV, BEV HUD-Updated Head Up Display, no need paste projector film on car glass, display all data on its own TFT colorful display, no double image under sunshine as other normal HUDs Digital Speed Gauge- HD TFT Colorful Display: speed in KM/H or MPH, time clock, temperature in Celsius and Fahrenheit, altitude, over-speed alarm, fatigue driving alert, speed adjust by hand Plug and Play-Plug the USB cable to car Usb port / car adaptor or power bank, it will be charged and work New design: real solar panel powered and internal 500mAh battery Power Low battery consumption- Built in vibration sensor, when detect car motion, it will be on; when keep stationary 100% for more than 3 minutes, it will go to sleeping Package included:1 x HUD