X-431 PRO MINI is a Android-based vehicle trouble diagnostic tool, it achieves full car model and full system vehicle trouble diagnosis, which includes Reading DTCs, Clearing DTCs, Reading Data Stream,Actuation Test and Special Functions. It has special functions, better than X431 Diagun III/ X431 IV, X431 Pro Mini taking advantage of mobile internet, support full system diagnosis for more than 150 European, American and Asian models.