1. X-431 V+ completely substitutes X431 IV and X431 Diagun III.
2.Support wifi/bluetooth and one click update, make your update job much easier.
3.Contain 72 car brand from USA, European, Asia and so on.
One Year Online Update Service for X431 DIAGUN III/X431 IV, provide us serial number and purchase this service, you can get one year online update authorization for your X431 DIAGUNIII and IV.