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 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. name:Head Up Display Output Frequency:EU OBD2 interface Rated Power:12V SKU:A900 head up display:HUD 1. Engine RPM 2. Water temperature 3. RPM unit 4. Alarm (On/Off Option) 5. Speed unit at KM/H 6. Speed unit at MPH 7. Voltage 8. Multi-function area: speed, water temperature, voltage 9. Light sensor (Automatically adjust the brightness according to the environment) Auto power on/off: HUD power up and power down with vehicle, effective protection of the car battery with manual switch mode. 5-level brightness adjustment, automatic and manual brightness adjustment mode. OBD2 / OBDII interface HUD: a. Suitable for North America cars, it can only be applied to Vehicles with OBD2 interface manufactured after 2004. For Asia, it can be used to cars with OBD2 interface manufactured after 2008 b. Do not support cars with OBD I and JOBD interface (Japanese OBD) Colour:Black Material:plastic Package Contents: 1 x Head Up Display 1 x OBD line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.