Digital Car GPS Speedometer Head-Up Display Overspeed MPH/KM Fatigue Warning Alarm Car GPS Speedometer can always keep your eyes on the road, NOT bothered by other gauge factors. - GOOD PERFORMANCE: Car GPS Speedometer Heads Up Display Provides digital speed like you expect from a digital speedometer at a very reasonable price. The Car GPS Speedometer Heads Up Display is nice to have both analog and digital without having to buy a vehicle depending on what type of speedometer it has. - SIMPLE AND EASY OPERATION: This Car GPS Speedometer Head Up Display was powered by car charger (provided), Plug Play, car GPS speedometer head up display no professional installation required. - Auto Power On/Off: Car GPS Speedometer Heads Up Display starts and turns off with vehicle start and stop, Car GPS Speedometer Heads Up Display effectively protects the battery of the car. car ; retaining manual switch mode, easier to control HUD. - Car GPS Speedometer Head Up Display Auto and manual brightness adjustment mode, glare-free driving. - Car GPS Speedometer Head Up Display FULLY COMPATIBLE WITH all cars, vehicles and trucks. Car GPS Speedometer Head Up Display Specification: Type: Car GPS Speedometer Head Up Display Car GPS Speedometer Head Up Display Screen Size: 3.5 inch car GPS speedometer Speed range: 0-400 km Car GPS speedometer head-up display 24V car GPS speedometer Head-up display Operating current: 40mA Car GPS speedometer Head-up display Compass Accuracy: 1 Car GPS Speedometer Head-Up Display 12V Car Charger: 1000mA Car GPS Speedometer Head-Up Display Standby Current: 15mA 90x54x12mm Package Includes: 1 x GPS Speedometer car head-up display 1 x car charger cable 1 x reflection paste 1 x non-slip pad 1 x user manual