GEYIREN C1 Mirror Car HUD Head Up Display OBD2 GPS Dual SystemOBDHUD C3 NOT With live Navigation OBDHUD C3 Plus With live NavigationPROJECTOR AUTO HUDFront view HUV You can view navigation and information at eye LevelInstead of lookingdown repeatedly to ensure safer drivingDOUBLE SYSTEM GPS System(For All Cars)OBD System(For OBD2 EOBD Car) Car speedometer/Compass/Car clock/Posicionamiento GPS/HD Dispaly/Combustible NAVIGATOR FOR ALL CARS Compass/Automotive GPS/Built-in Map-Mapbox For globalCar speedometerMileage display supportMultiple languages with live navigationOPTICAL IMAGING NO DOUBLE IMAGE Clock/driving direction/Altitude/total driving distance/Power test Average fuel consumptionWater temperature/Voltage/RPM/Turbine pressure/speed alarm/Fatigue driving reminderMULTIPLE LU SELECTION SUPPORT MULTIPLE LANGUAGES WORLDWIDE READ ALL DATASACCELERATED TESTAcceleration at 100 kilometers takes time and the operating performance is stronger It takes time for the car to accelerate from o km/h to 100km/ h,and important reference data for the vehicle"'"s dynamic performance!FQA: 1.The difference between C1 and C1 PlusC1 OBD + GPS---dual systemsC1 Plus OBD + GPS+Navigation---dual systems and navigationNavigation function:driving direction, time, distance,speed 2.The difference between C1 and C3.The appearance colors are different, the displayed interfaces are different, and the functions are the same.3.The logistics is not updated?After the logistics arrives in the destination country, it takes a certain time to clear customs, and you need to wait patiently.