Self-propelled patented WindTunnel technology utilizes 3 distinct air channels to lift and remove the hidden, deep down dirt that other vacuums leave behind. Embedded DirtFinder dirt finding sensor gets the dirt you can't see. HEPA media bag traps 99.97% of dust and pollens. Nonmarring wheels with bearings for lower push effort on carpet and safe use on bare floors. Ergonomic D grip handle. Pet hair tool provides powerful brushing action to remove stubborn pet hair and dirt from upholstery and carpeted stairs. Fingertip On/Off power control. HEPA filtration. Deluxe stretch hose. Complete on-board tool set. 31' power cord. Headlight. 5 position height adjustment. Edge cleaning bristles. Filter bag check indicator. 3 year warranty. Refer to SKU 601496 for HEPA bag. Refer to SKU 620509 for final filter replacement. Refer to SKU 610681 for power drive (flat) belt. Refer to SKU 618781 for agitator (V) belt.