The air purifier features a 45W long-life high-torque motor, a versatile 8.7 x 8.7 x 14.2-inch size and 141CFM CADR, weighs 7.48 lbs, and can purify up to 1095 ft² with the original filter. The Original Filter is HEPA-grade while operating in Sleep Mode, as tested by an independent lab. : Enjoy fresh air in minutes with the Core 300-P Air Purifier (Model No.: Core 300), which has a CADR of 141 CFM/240 m³/h and can purify the air of 1095-ft² spaces once per hour (based on s Original Filters; not applicable to other replacement filters). : For the best performance and longest lifespan, use official replacement filters. filters provide the best fit and filtration, while off-brand filters may be unreliable and may damage the air purifier. : Choose from a variety of replacement filters to best meet your needs.