Holmes Medium Room True HEPA Air Purifier, Black: * Recommended for medium-size rooms * True HEPA filtration removes 99.7 percent of airborne allergens from the air * 4 speed settings * Arm & Hammer enhanced pre-filter for odor control * New progress bar * Digital display with auto-off timer * Dimensions: 8.94"L x 12.96"W x 18.66"H * Model# HAP9726B-U