4. lifetime of vehicle 5. The service life of tire 6. Fuel systems that use 7. The system saves the driving speed 8. Time control system in driving of chauffeur (hours per day).
4. The Life of a car 5. The Life of a car tire 6. Fuel system that use 7. Save the speed of the drive 8. control system time in the drive of drive (the number of hours per day).