: AHAM (Association of Home Appliance Manufacturers) is an ANSI-accredited organization that sets strict standards for appliance performance. Air purifiers with the AHAM VERIFIDE seal have been independently tested for air cleaning performance, safety, and energy efficiency. When you choose an AHAM certified air purifier, you're choosing a product trusted for reliable and effective indoor air quality improvement. - : Powerful 56W High-Torque Motor paired with a 143 CFM CADR ensures fast, effective air cleaning. Cleans rooms up to 1,073 ft² with the original filter. The Levoit original filter is HEPA-grade while operating in Sleep Mode with industry-tested results. Compact Size: 8.7" × 8.7" × 14.2" Weight: 7.9 lbs ideal for home, bedroom, or office. : The Core 300-P is AHAM VERIFIDE with CADR (Clean Air Delivery Rate) ratings of 143 CFM for smoke, 153 CFM for