... ,Clean width:510mm 3, Suction width:850mm 4,Efficiency:2100sqm Walk-behind Floor Scrubber Dryer,C5101,24V, battery power2,Clean width ... confortable working position;2,Transparent cover for the recovery tank, easy to check the situation inside the tank;3,Ametek suction motor from ... and reliable;5,Side-open tank design, easy to install the battery, convenient for after-sale service;6,Floating brush skirt ...