Feature 1Automatic adaptation car models, and can apply for cars in line with OBD II and EUOBD port (car automatic diagnosis system) ,plug and play 24.6inch ultra HD display, suitable size and multi-color design makes the screen more abundant and easier to read 3Rich display contents includes speed, RPM, water temperature, voltage, instantaneous fuel consumption, average fuel consumption, driving distance measurement, shift reminders, fatigue driving reminders, low voltage alarm, high water temperature alarm, ov 4Auto power on/off, it start and off with vehicle started and shutdown, effective protection of the car battery, retaining the manual switch mode at the same time, more easy to control 55-level brightness can be adjusted automatically or manually to reach the best state which is in harmony with the environmentDescription: This Car OBD Smart Digital Meter is use for display the car dashboard information(e.g.speed, RPM, fuel consumption, water temperature, voltage etc.), and avoid the dangerous of lowering down head to read the dashboard. It can help to get the driving information directly and quickly, and keep the driver's eyes always on road, making the driver more safe in driving. Features: Automatic adaptation car models, and can apply for cars in line with OBD II and EUOBD port (car automatic diagnosis system) ,plug and play. 4.6inch ultra HD display, suitable size and multi-color design makes the screen more abundant and easier to read. Rich display contents includes speed, RPM, water temperature, voltage, instantaneous fuel consumption, average fuel consumption, driving distance measurement, shift reminders, fatigue driving reminders, low voltage alarm, high water temperature alarm, over speed alarm, engine failure alarm, eliminate the fault code, freely switch between kilometers & miles. Auto power on/off, it start and off with vehicle started and shutdown, effective protection of the car battery, retaining the manual switch mode at the same time, more easy to control. 5-level brightness can be adjusted automatically or manually to reach the best state which is in harmony with the environment. Specifications: Condition: 100% Brand New Material: Plastic, Electronic Components Housing Color: Black Display Color: Colorful Environment Temperature: - 40 ~ +80 Relative Humidity: 10% - 15% Atmospheric Pressure: 86-106KPa Alarm Sound Level: >=30dB(A) Environment Noise: <=60dB(A) Work Voltage: 9V~16V DC(12V DC/400mA) Size: Approx. 118 x 45 x 43mm / 4.6 x 1.8 x 1.7in Package Weight: Approx.179g Package List: 1 x Car HUD Display 1 x OBD2 Connecting Line 1 x Non-slip Pad 1 x User Manual .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.