High CADR Value: Airtok air purifier is proven to filter the pollutants lurking in your home’s air. It delivers reliable performance with a Smoke/Dust/PM2.5 CADR of 165 CFM (280 m/h) and a Pollen CADR of 176 CFM (299 m/h), providing high-speed air purification for your home Efficient Airflow Design: Featuring a front air intake and top-mounted outlet, this purifier optimizes airflow circulation for faster air exchange. It refreshes the air 4.8 times per hour in rooms up to 280 ft, reaching up to 80% purification efficiency, while still delivering 1 full air refresh per hour in larger spaces up to 2240 ft with about 45% efficiency, helping maintain cleaner, fresher air throughout your home 3-Stage Filtration Design: A powerful 3-in-1 filtration system featuring a washable pre-filter for larger particles, a True HEPA filter, and an activated carbon filter. Together, they trap everything from pet hair to microscopic particles, delivering thoroughly purified air with every breath. Please remove the filter’s plastic packaging before installation Multiple Modes and Fan Speeds: Includes Sleep Mode with noise levels as low as 22-24 dB for ultra-quiet nights, Auto Mode for effortless adjustments, and four fan speeds for personalized comfort. Select the setting that suits your needs any time of day Real-Time Air Quality Display: A built-in sensor monitors indoor air and displays the AQI in real time. Color-coded lights make it easy to check your air quality in an instant Hassle-Free Maintenance: The filter replacement indicator notifies you when it’s time for a change. For optimal performance, replace the filters every 3 to 6 months. Use genuine AIRTOK filters for best results. (search B0H2CQT5XY or B0H2B7SPB4 on Amazon). Aromatherapy Function Included: Built-in aromatherapy feature combines air purification with fragrance diffusion to help eliminate home odors while creating a pleasant atmosphere. Includes aroma component and four aroma pads in the package User-Friendly Controls and Features: Equipped with Auto Mode for automatic fan speed adjustment, Child Lock for safety, and Timer function with 2H, 4H, 8H, and 12H options for energy-saving and versatile operation throughout the day