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Features:
Plug and play. Automatically adapt to the automobile models with OBD II (Bus Automatic Diagnostic System).
Display the engine speed， vehicle speed， voltage， water temperature， fuel consumption and other information on the front windshield of the driver's eye level.
Overspeed warning， water temperature and voltage alarm offers more security for driving.
New functions such as drowsy driving indicator reminding， detecting fault code and clearing fault code prove to be conducive.             
The display area is 5.5 inches which is very clear for driver to read data.  
Clear brightness display in daytime.     

Specifications:

Display information	Speed， Unit marks: V-voltage，°C-degree celsius，°F- degree fahrenheit， KM-kilo meter， MPH-Mile， KM/H-kilo meter per hour， Battery voltage， Engine revolving speed icon， Rotation speed， Light sensor， Engine failure icon， Buzzer mark， Fault code， multi-functional display area， Engine revolving speed unit， instant 100KM/instant fuel consumption unit， Drowsy driving indicator reminding， Overspeed reminding， Setting status indicator， Water temperature
Display Alarm	Speed alarm， Water temperature alarm， drowsy driving indicator reminding
Environment Temperature	-40°C-80°C at atmospheric pressure 86-106KPa
Alarm sound level	>=30db
Working voltage	9v-16v DC (120vdc / 400mA)
Product Size	120 * 80 * 10mm / 4.7 * 3.1 * 0.4in
Product weight	77g / 2.7oz
Package Size	164 * 131 * 44mm / 6.5 * 5.2 * 1.7in
Package weight	282g / 9.9oz

Note:
Know the type of your vehicle.when purchasing HUD， you need to choose the type of vehicle that meets the OBD II standards for normal use.

Package List:
1 * Host Machine of HUD
1 * OBD-II Connecting Line
1 * Reflecting Film
1 * Non-slip Mat
1 * User Manual ( English )