Hud Head Up Display OBD2 GPS Speedometer Digital With Over Speeding Voltage Alarm Driver Fatigue Car Electronics AcceoriesFunctions:Vehicle speed, speed, clock, water temperature, voltage, fuel consumption, single mileage, driving time, oil temperature, turbo preure, engine load, number of satellites, altitude, azimuth, latitude and longitude, acceleration test, brake test.Alarm:overspeed alarm, water temperature,voltage alarm, fatigue driving reminder, vehicle failure alarm.Applicable to OBD2 gasoline vehicles produced after 2008Common car models that cannot use the OBD2:American Cars:Dodge,JEEP,SAIL,Chrysler,Ford Mondeo,and models produced before 2008 and 2008.All French and Italian car models cannot be used.Japan Cars:Suzuki,Mazda6,Infiniti(QX50,Q50,Q501),Toyota avanza 2013, Lexus(is250,ex250,), Nian X-Trail T31 2014,Honda Jazz 2014,and cars that produced before 2008.Some of South Korea's Kia and hyundai models can't be used(Hyundai Sonata 2013,Kia Soul PS 2017,hyundai Santafe).Oil-electric hybrid and diesel car,pickup truck,RV,car computer modified car.Package Included:1 x HUD1 x Rotary suction cup holder1 x Non-slip Mat1 x OBD Cable1 x English Manua This product can only be used for pure gasoline cars that were produced after 2008. Diesel cars, hybrid cars and pure electric cars can not use OBD mode, and OBD data would not be shown. Part of the pure gasoline cars produced after 2008 also can not use OBD mode. For specific available car models, please consult our