Features:OBD mode displays: vehicle speed, speed, water temperature, voltage, driving distance, driving time, fuel consumption, local time, oil temperature, driving direction, number of satellites, air-fuel ratio, intake pressure, acceleration test, brake test, acceleration test, and read the vehicle data stream.Alarm: overspeed alarm, speed alarm, fatigue driving alarm, high water temperature alarm, low voltage alarm, engine failure alarm.GPS mode display: speed, voltage, mileage, driving time, local time, altitude, driving direction, number of satellites, acceleration test, brake test.High-definition display, multiple UI can switch different pictures, digital color on the interface can be adjusted freely.Exquisite and unique design, brightness automatically adjusts with light. Plug and play, easy to operate.The HUD eliminates the fault codes displayed on the engine dashboard.Packing List:1 x Heads-up display host1 x OBD cable1 USB cable1 x User Manual1 x Non-slip mat