Launch X431 V 8'' Lenovo Tablet PC can replace X-431 V WiFi/Bluetooth and with 2 years free update on the official site. It communicates with your car by connecting DBSCAR with Bluetooth. it achieves X431 series full car model and full-system diagnose function. It integrates more application and service, such as creating maintenance data base and case library, providing instant maintenance information, establishing public and private maintenance social circle etc.