Features:1. Display all the important driving information of your vehicle on a transparent film on the car windshield2. Detect the data via OBD2 system3. Large and clear display， visible in direct sunlight or at night4. Show you current speed， shift reminder， battery voltage， fuel consumption， water temperature， throttle valve status， accelerated speed， and ignition timing5. Inbuilt compass for navigation and orientation6. Instantaneous speed display in km/h， RPM， and MPH7. Warn you of overspeed driving and fuel shortage to avoid potential traffic danger8. Support detection and elimination of engine error codes9. Plug and play design， easy installation10. Applicable to vehicles with OBD2 interfaceSpecifications:1. Color: Black2. Operating Voltage: 9- 16V3. Sleeping Working Current: 10mA4. Normal Working Current: 90- 400mA5. Working Temperature: -40~85��6. Dimensions: (4.21 x 2.52 x 0.59)" / (10.7 x 6.4 x 1.5)cm (L x W x H)7. Weight: 2.15oz / 61gPackage Includes:1 x HUD Main Body��2 x Reflective Film��1 x OBD Cable��1 x Instruction Manual��1 x Non-Slip Mat