OBDHUD P17 OBD2+GPS On-board Computer Car Head-up Display Auto Digital Speedometer Turbo Pressure Water&Oil Temperature GaugeP17 HUD Head-p Display Display vehicle data OBD2+GPS dual system Overspeed alarm Water tank temperature, engine oil temperature, turbo pressure Automatically adjust brightness Automatic switch machine Easy to install, just plug in and use Product function introduction OBD mode information display Vehicle speed, water temperature, voltage, fuel consumption, RPM, one-way mileage, one-way time, system time, intake pressure, air-fuel ratio, turbo pressure, acceleration test, brake test,high water temperature alarm, high-speed alarm, high PRM alarm, Low voltage alarm, fatigue driving alarm , read data stream... GPS mode information display Vehicle speed, voltage, altitude, compass, system time, one-way time, and one-way mileage. The latest upgrade: GPS function can also be displayed in OBD mode Compatible rangeOBD mode is suitable for 95% of cars with obd2 or EOBD protocol (American cars after 2003, other regions after 2007.) After connecting to the car, it will fire and automatically match. If the matching is unsuccessful, it will show incompatibility. . Can only be used for GPS systems.Please note that the car must be started, and the engine works to match the OBD. These types of vehicles cannot use OBD mode: all kinds of trucks, large passenger cars, medium passenger cars, pickup trucks, diesel cars, and electric cars. GPS mode is compatible with all car models.6 ALARM FUNCTIONS Advance warning to protect your safety. When over speed an alarm is issued to remind you to slow down.Including all HUD functions Different display interfaceCustomize diverse dashboard info Setting page,Easy to understand Read all data Adopt imported AI chip,intelligent reminderSpeed color will change as different speed 8 interface colors are free to choose With suction cup bracketSuction cups can be attached to smooth windshields, but not textured countertopsDifferent installation ways Did you meet these troubles? Scan/ Clear fault code.Easy to clear the fault code, with no need for extra cost and time. Driving time: How long have you been drivingDriving distance: How far have you drivenDigital clock: display satellite timeDriving Directions: Show CompassAltitude: current altitudeMultiple fuel consumption data Real-time no need to look down on your phone and watch, improve driving safety Average speedDisplay the average speed of this trip and analyze your driving habits comprehensively Car performance testTest the vehicle"'"s 100km acceleration and driving distance,the test results are accurate, let you know the performance status of the vehicle