WIIYII Car HUD A900 Head-up Display For OBD2 II Car DisplayOverspeed Warning System Speed Voltage Alarm HUD ProjectorHUD Main Functions & Features:1.Plug and Play connectivity with any OBDII or EUOBD capable vehicle; 2. Screen 3.5-inch HD display 3.Multi-color design makes the screen clearer and easier to read 4.Nano-technology to eliminate double reflections, more clarity 5.Rich Contents: speed, RPM, water temperature, voltage, single driving distance, low voltage alarm, high water temperature alarm, over speed alarm, freely switch between kilometers & miles. 6. Auto power on/off: HUD power up and power down with vehicle, effective protection of the car battery with manual switch mode 7. 5-level brightness adjustment, automatic and manual brightness adjustment mode HUD DisplayPacking1x A900 Head Up Display 1 x Non-slip mat1 x Reflective film1 x OBD Cable1 x English User ManualPlease note: OBD2 model can work for OBD2 gasoline vehicles produced after 2004 in USA, and OBD2 gasoline vehicles produced after 2008 in other countries. OBD2 model is not applicable for the following cars: Incompatibility: American models: Dodge, JEEP, IMSEOER, Chrysler and cars manufactured before 2004 in USA Incompatibility: French and Italian cars are not available: Fiat, Maserati, Lamborghini, DS, PEUGEOT , Citroen, Renault, Simca etc. Incompatibility: Some Japanese cars are not available: Suzuki, Mazda 6, INFINITI (QX50 Q50 Q501), Toyota AVANZA in 2013, Lexus (is250, ex250, ES300H), Honda (jazz, CRV) and cars manufactured before 2008. Incompatibility: Korean KIA and some cars of Hyundai (2013 Hyundai Sonata, 2017 KIA Soul PS, etc.) Incompatibility: Hybrid and diesel vehicles, pickups, RVs, cars with modified automotive computers, Volvo, Switzerland, Chrysler Group, all brand models under Fiat Group. Incompatibility: German cars before 2004 For the above cars can not use OBD2 models , please use GPS models.