GULFLINK Head Up Display(HUD) Vehicle Speed Meter

Simple and Practical Function –When your vehicle breaks down, the clear fault code function can help your car clear fault codes without you having to spend extra money to go to the repair store. It also has 5 kinds of abnormal alarm functions, over speed, engine RPM, water temperature, voltage, fatigue driving and other alarm functions to make driving safer and easier. Clear & Legible – The car HUD adopts the nano-technology to eliminate double reflection. The integrated sun shade on the HUD helps avoid interference with vision and ensures a clearer display and visibility during daytime or night and enjoys driving without glare. Automatic & Energy-Saving – This HUD navigation for car is designed with auto power on/off function. It starts automatically when the car starts and shuts down automatically after the car turns off, no need to manually operate that is really convenient and energy-efficient. Button Function –Function:speed,engine RPM,water temperature,voltage,km/mph switch,power test,single mileage measurement,Coolant temperature icon,fuel consumption,time.You can toggle the function you want to display with the button.There are two USB ports,you can choose one according to your needs(Note:only one interface needs to be connected.Plugging in two ports at the same time could burn out your car.