Color LED screen high brightness display; non-destructive installation, plug and play; with a hood to block in driving for clearer display;Rich data display: driving speed \/ RPM\/ tank temperature \/ battery voltage \/ mileage \/ automatic power on off \/ km\/h and switchable, can detect and clear car error diagnosis code without professional equipment;If the speed is too high, the voltage is too low, or the water temperature is too high, there will be an alarm sound;4 display modes (standard mode, compact mode, competitive mode, mileage calculation) 16 display screens, one button switch;Boot up with car, sleep with car, effectively protect car battery, while retaining the manual switch to better control the HUD.Product DescriptionCar M8 HUD Head-up Display OBD2 II Overspeed Warning System Speed Voltage AlarmM8 Car HUD Head-up Display OBD2 II Overspeed Warning System Speed Voltage AlarmSpecification:Model : M8Working voltage: 11V~18V DC (12V DC\/200mA)Display mode: virtual image reflectionImaging screen: led displayApplicable models:for OBD2 protocol gasoline vehicle produced in the US after 2004, OBD2 protocol gasoline vehicle produced in other regions after 2008 models:American models: NOT for , , Sail, , models produced before 2004 and 2004All French and Italian models: NOT for , , , , logo, , , Simka, Amirka, etc.Japanese models: NOT for , 6, (QX50 q50 q501), avanza in 2013, (is250, ex250, ES300H) (jazz, ) and cars produced before 2008, etc.Korean models: NOT for 2013 , 2017 Soul PS, etc.)NOT for hybrid cars, and vehicle, pickup trucks, RVs.Material:abscolour:BlackPackage Conten:1 x M8 Car HUD1 x OBD Cable1 x Reflective Film1 x Non- Mat1 x Chinese and English manualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.