1、It can display engine speed, single driving distance, water temperature, voltage and fuel consumption. 2、Support overspeed alarm, speed alarm, water temperature alarm, voltage alarm, fatigue driving reminder. 3、The brightness can be adjusted automatically. Non‑destructive installation, plug and play, will not affect your driving vision. 4、It will automatically turn on and off with your car, which will not drain your battery. It also has a convenient manual on/off switch. 5、The 3.5‑inch reflective film makes the HUD screen richer and easier to read. Display the most important data in different colors. Item Type: Head Up Display Material: ABS + PC Color: Black Features: 1. Automatic photosensitivity: automatically adjust brightness 2. Engine speed (RPM) 3. Single driving distance (M/KM) 4. Water temperature (°C/°F) 5.a+100km acceleration time 6. Clock 7. Single driving time 9. Fuel consumption (L/100KM fuel consumption per hundred kilometers/L/H instantaneous fuel consumption) Applicable Scope of OBD2: The OBD2 agreement gasoline vehicles produced in the United States after 2004, and the OBD2 agreement gasoline vehicles produced in other regions after 2008. OBD2 is not applicable to the following common models: Incompatible: American models: replacement for Dodge, replacement for Chrysler, models produced in 2004 and before 2004 Incompatible: French and Italian models cannot be used: such as: replacement for Fiat, replacement for Maserati, replacement for DS, replacement for Peugeot, replacement for Citroen, replacement for Simca, replacement for Amirka, etc. Incompatible: Japanese models cannot be used: replacement for Suzuki, replacement for Mazda 6, replacement for Infiniti (QX50 q50 q501), 2013 replacement for avanza, replacement for jazz/CRV and cars produced before 2008, etc. Incompatible: South Korean: replacement for Kia and some replacement for Hyundai models (2013 replacement for Hyundai Sonata, 2017 replacement for Kia Soul PS, etc.) Incompatible: gasoline-electric hybrid and diesel cars, pickup trucks, RVs, modified car computers,replacement for Chrysler Group, replacement for Fiat Group's all brand models. 1 x Head Up Display 1 x OBD Cable 1 x Reflective Film 1 x Manual 1 x Double-Sided Tape