Car head up display with OBD and GPS dual systems, compatible with 98% of vehicles. GPS functions can be displayed simultaneously in OBD mode. System operates smoothly with enhanced stability and richer data. Nine display screens are available for switching. Features a rotatable bracket and two installation methods: center console installation and windshield suction mount. OBD2 mode displays: speed, engine RPM, coolant temperature, voltage, fuel consumption, clock, trip distance, trip time, oil temperature, turbo pressure, acceleration test, brake test, overspeed alarm, engine fault alarm, fault code clearing, coolant temperature alarm, speed alarm, voltage alarm, mileage switching, fatigue driving reminder, automatic and manual brightness adjustment. GPS mode displays: speed, altitude, number of satellites, clock, trip distance, trip time, compass. Features: 1. Dual system OBD + GPS 2. Nine selectable interface options with customizable functions 3. Reads full vehicle ECU data 4. Multiple installation options; detachable bracket rotates 180 degrees for flexible and convenient setup 5. 3.5-inch TFT display screen 6. Multiple alarm functions to enhance driving safety 7. Fault code clearing function for convenient troubleshooting 8. Vehicle satellite function with digital clock, altitude, and driving direction display 9. Up to 10 Hz refresh rate for minimal lag Material: Plastic Color: Black Package Contents: 1 x Heads up display Note: Light reflection and differences in display settings may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.