The 512 Walk Behind Vacuum Sweeper is one of the top machines on the market due to its robust design and speed. Some Key Features of the 512 Vacuum Sweeper Include: Up to 4 hours of run time with an AGM battery Cleaning rate of up to 27,000 square feet an hour Exceptional dry soil removal Built-in battery charger so that you can always have a charged battery Easy to maneuver while operating High-efficiency filtration available Check out the IPC Eagle CT40 20″ Walk Behind Disc Scrubber for efficient floor cleaning. Product Information Sheets: Product Sheet – PDF