1. Display Information: Driving speed, engine speed, water temperature, voltage, automatic brightness adjustment, public mile switching, Celsius degrees Fahrenheit switching2. Alarm: Overspeed alarm, water temperature alarm, voltage alarm3. 3.5-inch high-definition large-screen display for easy viewing of car status4. Universal fit for most car model5. Automatic on and off with vehicle start and off, effective protection of the car battery.Spec:Features:1. Display Information: Driving speed, engine speed, water temperature, voltage, automatic brightness adjustment, public mile switching, Celsius degrees Fahrenheit switching2. Alarm: Overspeed alarm, water temperature alarm, voltage alarm3. 3.5-inch high-definition large-screen display for easy viewing of car status4. Universal fit for most car model5. Plug and play, just connect to the electricity and play, no other requirements.6. Automatic on and off with vehicle start and off, effective protection of the car battery. Specification:Condition: 100% Brand NewItem Type: Head Up DisplayScreen Size: 3.5 inches Package List:1 x Host1 x OBD Cable1 x Non-slip Pad1 x Reflection Film1 x User Manual OBD2 Scope of Application:The OBD2 protocol gasoline vehicle manufactured by the US Department after 2004.The OBD2 agreement gasoline vehicle manufactured in other regions after 2008. Not Applicable Models in Common Models:1. OBD2 models are not available in the US: for Dodge, for , for Sail, for Chrysler, models manufactured before 2004 and 20042. All legal systems and Italian models of the OBD2 are not available: for Fiat, for Maserati, for DS, for Citroen, for Renault, for Simka, for Amirka, etc.3. OBD2 Japanese models are not available: for Suzuki, for Mazda 6, for Infiniti (QX50 q50 q501), for avanza in 2013, for 250/ex250/ES300H, for Honda (jazz, CRV) and cars manufactured before