Introduction: The product is developed for safe driving of auto. When an auto is at high speed, especially at night, if the driver lowers his head to watch meters or audio display, he will not take effective measures in time when some emergencies appear suddenly. At that critical time, HUD reflects very exquisite care by projecting the important information of meters display on front windshield in auto moving, such as speed. Not only does it helps new driver of le experience to control the speed to avoid overspeed in some speed limit road section, but also it makes the driver read the data rapidly without transforming vision and keep the best watch state sobermindedly. HUD offers many functions that make you experience the speed as well as the pleasure of driving. This product is designed by applying the latest and performance stable integrated circuits, besides all indicators are up to the standard. The product is unique appearance, fluent line, ultra-thin fuselage and eye-pleasing. It also adds a sense of beauty to your car. Features: Plug and play. HUD can auto adapt to vehicle type which in line with OBDII or EUOBD(On-Board Diagnostic System).Comprehensive display. HUD can display many parameters at the same time as follows, vehicle speed, engine speed, water temperature (voltage, throttle valve position, ignition advance angle, time of 100 km acceleration),fuel consumption, mileage, low fuel tips, engine failure.Diversiform display mode. Driver can chose normal display mode, high- speed display mode and automatic display mode.Free switch. Km and mile can be switched freely to meet the need of each auto meter.Suitable size. The display area is 5.5 inches which is very clear for driver to read data.Automatic power on and off. Starting with the vehicle starting, stopping with the vehicle stopping to protect the vehicles battery. Moreover, we pre- serve the hand switch function to control the HUD.Flexible alarm mode. HUD can offer single-stage and four-stage overspeed alarm modes to choose to make driving safer.Engine speed alarm. It contributes to shift gear in time to save fuel also has significance to new driver.Flexible brightne adjustment. The brightne can be adjusted automatically or manually to reach the best state which is in harmony with the environment. Specification: Service conditionEnvironment temperature: -400C+800CBarometric pre: 86106 KPaRelative humidity: 10%95%Environment voice: <=60 dB(A)Alarm of sound level:> =30dB(A)Work voltage: 9V~16Vdc(12Vdc/400mA)Size of product: approx. 150*85*14 (mm)Weight of product: approx. 278g Installation instructions: To know your vehicle type and brand. Choosing the vehicle type which in line with OBDII standard, you can open the engine hood and find a sticker under it. If the sticker has the letter OBDII CERTIFIED, it means you can install the HUD.(Figure 1)To check the vehicle diagnostic socket under steering wheel, you can find vehicles 16pins socket. And then connecting it with OBDII line. (Figure 2)To put non-slip mat in flat position in front of the vehicle, you can adjust the angle of the HUD host over it.To paste the reflective film above the HUD host in order to receipt the HUD hosts data. (You can ask for the worker in authorized dealer to paste the reflective film) Some tips to paste: A: You can evenly spray water on the windshield glaes. B: Please tear the protective layer of the film, and spray some water to both sides it, then paste it on the place you want. C: Leveling out water under the film by smooth object until no water and bubble inside. D: when water evaporates, you can clean water and dust around the film. To test the power, you need to turn on the HUD host and you will see vehicles recent voltage, and then enter into the state of researching vehicles computer version. After that we can say HUD is installed succefully. Package Content: 1 x Head up Display1 x OBD II Cable1 x Non-slip Mat1 x Reflection Film1 x User Manual 1. WORLDWIDE