... Dryer FS17F 1,AC power 2,17in size, 40L/45L tank capacity 3,maintenance free brush motor Walk-behind Floor Scrubber Dryer ... FS17F.It is the compact floor scrubber, with AC power, no working time ... the machine even in the narrow passageway. FeatureInstalled AC power, no working time restrictedCompact design brings ultimate capacity of ...