With Adjustable Reflection Board, Speed & RPM & Water Temperature & Oil Consumption & Driving Distance / Time & Voltage Display, Over Speed Alarm, Connect OBD2 Interface

1. Unique design, HD reflective glass, LED stereo imaging, no double image, without reflective film. Plug & Play,easy to use.High-tech assisted safe driving.
2. Experience the fun of easy driving, practical functions:driving speed, engine speed, water temperature, battery voltage, fuel consumption, mileage, travel time, clock.
3. Auto power on/off. Over speed alarm,high water temperature,low voltage alarm can help to avoid the accidents in advance.
4. 8 Display modes,auto/manual brightness adjustment,very clear under sunlight,and soft light at night.