Built on a robust tubular steel frame to handle even the toughest operating conditions. The intuitive one-dial control and large color LCD screen make this beast of a scrubber surprisingly easy to use. Tool-free brush removal. With the automatic filling system, other tasks can be carried out while the tank automatically fills itself. Long run times in standard mode. Eco!efficiency mode for even longer run times and less chemical consumption. Integrated brush head impact protection for durability. Color coded controls makes training easy. Comfortable seat. Solution/Recovery tanks: 66Gal./66 Gal.