Feature: Reflective imaging, no film and no ghosting.Speed, rotation speed, water temperature, voltage, fuel consumption, water temperature alarm, voltage alarm, mile switch, single-segment multi-segment alarm, display mode selection, support for hybrid power, automatic start and stop. Use and installation for reflection film: Please Note: HUD projects dashboard information on the car front windscreen, because the windscreen is double, which will make double reflection on the windscreen when it works. The double reflection will be different because of the different windscreen. If you can see clear the display information, then there is no need to use the reflection film. If there is a double image, then please use the reflection film.Firstly, please put the non-slip mat on the dashboard, and then put HUD on it. Reflection film can be stick to the position right above the HUD position which can reflect host screen to windscreen. Methods of pasting the film: 1. Spray some water on the place that the film will be pasted on,and then use a dry cloth to clean it.2. Take off the back sidemarked 1) of reflection film, then paste it to the window glass.3. After you have adjusted the location, you can use a scratch board or something else flat to slick the film and squeeze the water inside out until there is no bubble or water in it.4. Take off the protection film (marked 2) of the reflection film. If the film cannot display the whole information, please adjust the non-slip mat to move the position. Troubleshooting:1. The screen without any display,and no power. Start the car engine; check if the OBD cable line is tight; pull down the OBD cables more times to ensure; check if HUD power switch turns on. If no display still, please change another car to test, analyze whether the car OBD diagnostic interface is good, if it is not good, please repair it and try again. 2. When HUD power on, HUD only shows the car voltage and be automatic power off after 30 seconds driving. HUD just available for cars with OBD2 agreement and EU-OBD agreementEuropean region: after 03 years, Other region:after 07 yearsHUD Products donnot support JOBD and OBDI and recommended test for another car. 3. Display not clear under sunlight or has double image. First check whether the HUD host surface protective film is torn, and please stick the reflection film on the windscreen.Second, when HUD is power on, vertical press in the setting button for 5 seconds to enter into menu,short press 5 times to menu 6, adjust the default value to 7, vertical press in 5 seconds to save. 4. Inaccurate Speed. a.First check the speed unit is correct or not, the speed unit including KM/H and MPH, set it at the correct one(refer to menu 8)b.When HUD is power on, vertical press the setting button for 5 seconds to enter into the menu setting, and short press in 3 times to menu 4, and the parameter shows 108, up or down the setting button to increase or decrease the value according to the difference until it shows correct one. After adjustment, vertical press in 5 seconds to save it. 5. the car are with ASS(Automatic start/stop system). If the car are with ASS,after the car brakes,the engine stops running and HUD will auto turns off,the user can change the menu 3 value from 1 to 2,After adjustment, vertical press in 5 seconds to save it. Specification: Applicable vehicle models: all modelsProduct size:135*68*30mm Net weight: 160gGross weight: 250g Package includes: 1 X HUD 1 X OBD2 Cable 1 X Sticker 1 X English Manual Note: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools.2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.