IMPROVE CLEANLINESS - High-powered motor quickly picks up dirt and easily moves around furniture; perfect for cleaning hard floors, carpets, stairs, upholstery, fans, and lights STAY COOLER - Adjustable FlexFit harness has additional padding for maximum comfort during long periods of cleaning and the open weave fabric allows any heat to dissipate EASY OPERATION - Backpack vacuums fits closely to the body to avoid contact with walls and furniture; the extra-long 50-foot power cord makes cleaning large areas easy BREATHE BETTER AIR - Rid the home of dirt and allergens; four level advanced filtration with HEPA media filter traps more dust with less downtime Ideal commercial vacuum backpack for the foodservice industry including restaurants, nightclubs, bars, kitchens, school cafeterias, and hotels. Airflow (CFM):153