Upgraded version of LAUNCH X431 PRO MINI/DIAGUN V, Same Function of LAUNCH X431 V+, Pros V4.0 Help Customize Your Vehicle Easily: ECU Coding, Excellent Bi-Directional Controls: Active Testing 35+ Reset & Relearn Services: Oil Reset, Injector Coding, Brake Reset, SAS Reset, BMS Service, ABS Bleeding, Throttle Matching AutoAuth Access: Communicate with FCA SGW Authentication System and bypass SGM for Successful OBDII Diagnostics, Active Test, Calibrations etc LAUNCH Officially Authorized Diagnostic Tool: 2 Year Feee Update, 5 Year Warranty