The Sanitaire model SC886 is exclusively designed for commercial cleaning applications. UL Approved for commercial use. Meets OSHA specifications for commercial use. Manufacturers one-year parts/labor warranty for commercial use. Six carpet height settings, wide protective vinyl bumper and large easy-roll rear wheels. Heavy-duty top fill shake out cloth bag and a wide 12" cleaning width. Chrome steel motor hood. Removable, clear fan chamber lets you check at a glance if unit needs service. Fan can be changed in minutes and fan chamber can be cleaned on-site. 7.0 amp commercial grade motor. 50-ft. three-wire grounded cord. Unit wt. 17-1/2 lbs. Chrome steel ball bearing brush roll, with replaceable bristle strips. Lifetime lubricated.