Car Digital GPS Speedometer HUD Over Speed MPH/KM Fatigue Warning Alert Car GPS Speedometer HUD Features: - Simple and safe: focus on the most important data: speed, overspeed alarm, driving direction, so that you can always keep your eyes on the road without being disturbed by other gauge factors. - GREAT PERFORMANCE: Car GPS Speedometer HUD provides digital speed at a very reasonable price, just like you would expect from a digital speedometer. Car GPS Speedometer HUD is ideal for having both analog and digital functionality without having to buy a vehicle based on the type of speedometer. Simple and Easy Operation: This Car GPS Speedometer HUD is powered by a car charger (supplied), plug and play, no professional installation is required for the car GPS Speedometer HUD. - Automatic power on/off: The car GPS speedometer HUD turns on and off as the vehicle starts and shuts down, the car GPS speedometer HUD effectively protects the car battery; keep the manual switching mode, it is easier to control the HUD. Car GPS speedometer head up display with automatic and manual brightness adjustment modes, driving without glare. - Car GPS Speedometer HUD is fully compatible with all cars, vehicles and trucks. Car GPS Speedometer HUD Specifications: Type: Car GPS Speedometer HUD Car GPS Speedometer HUD Screen Size: 3.5 Inch Car GPS Speedometer HUD Speed Range: 0-400KM Car GPS Speedometer HUD Operating Voltage: DC8- 24V Car GPS Speedometer HUD Operating Current: 40mA Car GPS Speedometer HUD Compass Accuracy: 1 Car GPS Speedometer HUD 12V Car Charger: 1000mA Car GPS Speedometer HUD Sleep Current: 15mA Car GPS Speedometer HUD Size : 90x54x12mm Package includes: 1 x Car GPS Speedometer HUD 1 x Car Charger Cable 1 x Reflective Sticker 1 x Anti-slip Mat 1 x User Manual