Features HD projection head up display enhances driving safety by providing instrument panel information without requiring the driver to look down. Displays warning icons including overspeed alarm, RPM speed alarm, high water temperature alarm, low voltage alarm, and engine failure alarm. OBD mode displays vehicle speed, water temperature, voltage, fuel consumption, RPM speed, single trip mileage, total mileage, and driving time. GPS mode displays vehicle speed, driving time, satellite count, altitude, number of satellites, and driving direction. Compatible with vehicles that meet OBD II standards. Easy installation by connecting the HUD to the vehicle's OBD port using the included OBD cable. Specification Item Type: Head Up Display Material: ABS Color: Black Compatible: Vehicles compliant with OBD II standards Instructions: Connect the head up display (HUD) to the vehicle's on-board diagnostic (OBD) interface using the OBD cable. The display will activate when the vehicle engine starts. Alternatively, connect the USB cable to a USB port; the display will activate when the engine starts. OBD Mode Functions: Vehicle speed, water temperature, voltage, fuel consumption, RPM speed, single trip mileage, total mileage, driving time, driving direction, number of satellites, altitude, time, intake pressure, oil temperature, air-fuel ratio, turbo pressure, acceleration test, brake test, throttle position, engine load, fault code detection, fault code clearing, and full vehicle data stream reading. Package List 1 x Host 1 x OBD Cable 1 x USB Cable 1 x Anti-Slip Mat 1 x User Manual