Features： 1、Multi‑function display, it can clearly show you information such as driving speed, engine speed, battery voltage and so on. 2、There are multiple alarm settings, such as speed alarm, speed alarm, voltage alarm, refrigerant temperature, etc. 3、Supports full OBD vehicle protocol, it can scan error codes, read codes, clear data streams, greatly reduce maintenance costs. 4、It can support manual adjustment and automatic light sensing, which is more convenient for drivers. 5、Suitable for gasoline and diesel vehicles with standard OBD-II protocol, especially for vehicles without water meter, tachometer and fuel consumption meter. Specification： Item Type: Head Up Display Material: ABS + PC Introduction: Features: 1. Display external temperature, engine speed, intake air temperature, water temperature gauge, voltmeter, LPK, miles per gallon, GSM AVG, stroke, throttle angina, engine load, OD, spark lag, engine performance, intake pressure, fuel pressure, DTC reading/clarity, DTC query, oil temperature gauge, clock, fuel gauge, oil pressure. 2. Alarm function: water temperature drop, overspeed alarm, gear shift reminder, engine temperature alarm; 3. Error code: Scan to clear conventional vehicle error codes, reducing maintenance costs; 4. Fuel consumption meter Specification: Screen Size: 3.2 inches Working Current: <80mA Sleep Current: <1mA Working Temperature: -20-85℃ Data Cable Length: Apporx. 1.5 meters/4.9ft Applicable Vehicles: It is suitable for gasoline and diesel vehicles with standard OBD-II protocol, especially for vehicles without water meter, tachometer, fuel consumption meter and modified controlled sports vehicles. 12V American cars manufactured after 1996.01.01 European 12V diesel vehicles produced after 2004.01.01 1. OBD2 devices are not compatible with the following vehicles: European Cars: Does not support manufacturing before 2004 U.S. Cars: Does not support manufacturing before 2004 France Cars: Does not support manufacturing replacement for DS, replacement for Peugeot, replacement for Citroen, etc.  Japanese Cars: Does not support manufacturing before 2008 Korean Cars: Does not support replacement for Kia, replacement for Hyundai, some models before 2007  Chinese cars: Does not support manufacturing before 2008 2. It does not support hybrid electric vehicles, pickup trucks, SUVs, and ORVs. Package List： 1 x Head Up Display 1 x Support Plate 1 x Screw 2 x Adhesive Tapes 1 x Power Cord 1 x Manual