Truck GPS Speedometer Heads Up Display for Cars Digital MPH Odometer auto Compass for Dashboard Battery Voltage Speeding Alert HUD for Golf cart All Vehicles
【Multi-functions】 This GPS speedometer HUD not only displays the vehicle's driving speed, but also displays the driving direction by compass, Single Driving Time & Mileage, Total Driving Mileage, Local Time and Car battery voltage, Let you know the key information for your trip.
【Big size screen】9.0 inch extra large screen display special for big vehicle such as Truck, bus and so on. Green color fonts make more easily and comfortable to read and protect the drivers' eyes, specially for long distance driving.
【Universal for all vehicles】Collecting speed from GPS satellites. No relation with the car engine, therefore, it's 100% universal for all vehicles include car, truck, pick-up, SUV, scooter, train, motorcycle, bike, boat, golf cart...
【More safety】The shell is made of high temperature resistant material and no built-in batteries, so there is no risk of explosion at high temperatures.
【Driving safety alert】 This device has two important reminders, speeding alert and fatigue driving alert, when the speed exceeds your set value, it will emit a "di di di" sound to remind you so as to reduce the speed; system will trigger a fatigue driving alarm in every hour, it is your caring safety butler during the journey.