Okaysou 4 Filters Smart Air Purifiers for Home Large Room, Covers up to 1000 Sq.Ft, Air Quality Moni

Maximum Coverage - Covers a room size up to 1,000 sq.ft. in one hour, 774 sq.ft. in 30 minutes, 387 sq.ft. in 15 minutes, perfect for small to large rooms; kids bedrooms, bedrooms, offices, basements, family rooms and kitchens.
Powerful 5-Stage Filtration System - Combines Washable Pre-filter, H13 True HEPA Filter, Nanois-Filter, Premium True HEPA Filter and Honeycomb Activated Carbon Filter in 1, Captures 99.97% of air pollutants as small as 0.3 microns like dust, pollen, smoke, hair and household odors; also safely breaks down various harmful gases, such as formaldehyde, VOCs; decomposes pollutants as small as 0.3 microns with eternal durability and the highest osmosis-action.
Bonus Features - Child Lock mode protects your kids from error operation; Eco mode will stop working automatically when no pollution is detected for 30 minutes to save your energy and money, also, all lights will be turned off and gives you an undisturbed sweet dream; Turbo mode brings the fastest purification.
Set It and Forget It - Built-in a smart sensor automatically displays precise feedback in real-time, the elegant square LED light intuitively indicates your air quality and changes color from red to blue, while adjusting fan speed from low to high. Advanced turbine motor provides you whisper-quiet operation.
Superior Safety - 5-year warranty plus lifetime US based customer support. CARB certified- Compliance with California's strictest safety standards, CE, FCC certified, and ETL Listed. 100% ozone free. Search for the replacement filter by the keywords "AirMax 10 Pro Replacement Filter" or ASIN code "B08QMHRT2M" on amazon to get genuine and affordable replacement filters.