Since their invention of the first automatic scrubber in 1953, Clarke continues to lead the industry in design, development, and production of high quality autoscrubbers. The Clarke Focus II L20 Disc 20" Walk Behind Autoscrubber with 145 Ah AGM Batteries and Chemical Mixing System (05344A) is no exception to this record, with it's unique features and reliable Clarke construction it will help increase productivity and maximize cleaning results. The Focus II models feature low noise levels, improved user ergonomics, onboard chargers, breakaway squeegees, and more. They also offer a BOOST Technology option for 70% less water and chemical usage, 40% increased pad life, and the ability to strip floors without the use of any harsh chemicals.