Thumb Score: +10 Features:[list][*]OZMO Mopping System: Vacuum and mop The large 240mL water tank covers over 2000 sq. ft. of mopping. Carpet detection automatically avoids carpets when mopping and doubles suction power when vacuuming.[*]AIVI Technology: Identifies, recognizes, and intelligently decides what to do around obstacles like shoes and cables so you don't need to clean before cleaning.