Car Digital GPS Speedometer Head Up Display Overspeed MPH/KM Tired Warning Alarm Car GPS Speedometer Head Up Display Features: - SIMPLE & SAFE: Focused on the most important data: The speed over speed alarm driving direction so that you can always keep your eyes on the road NOT interfered by other gauge factors. - WELL PERFORMANCE : Car GPS Speedometer Head Up Display Provides digital speed just as you would expect from a digital speedometer at a very reasonable price. Car GPS Speedometer Head Up Display is nice having both analog and digital without having to buy a vehicle based upon the type of speedometer it has. - SIMPLE & 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 Head Up Display start and off with vehicle started and shutdown Car GPS Speedometer Head Up Display effective protection of the car battery retaining the manual switch mode more easy to control HUD. - Car GPS Speedometer Head Up Display Automatic and manual brightness adjustment mode driving without glare. - Car GPS Speedometer Head Up Display FULLY COMPATIBLE WITH all cars vehicles & 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 Head Up Display Speed range : 0-400KM Car GPS Speedometer Head Up Display Work voltage : DC8-24V Car GPS Speedometer Head Up Display Working current : 40mA Car GPS Speedometer Head Up Display Compass precision : 1 Car GPS Speedometer Head Up Display 12V car charger : 1000mA Car GPS Speedometer Head Up Display Sleeping current : 15mA Car GPS Speedometer Head Up Display Size : 90x54x12 mm Package Includes: 1 x Car GPS Speedometer Head Up Display 1 x Car Charger Wire 1 x Reflection Paster 1 x Anti-slip Pad 1 x User Manual