Effortlessly Purifies Spaces up to 2325 Sq. Ft: KNKA True HEPA air purifier is designed for bedrooms, living rooms, offices, and large open areas. Its powerful fan and circulation system quickly remove airborne pollutants, ensuring fresh air for your family in any environment. Advanced Triple Filtration: The washable pre-filter extends the H13 HEPA filter's lifespan, reducing costs while capturing larger particles like hair and dust. The HEPA filtration system with an activated carbon layer removes 99.9% of particles as small as 0.3 microns, including dust, pollen, pet dander, and smoke, making it ideal for households with pets or allergy sufferers. Real-Time Air Quality Monitoring: A built-in sensor continuously tracks air quality, with real-time updates displayed via an LED indicator. In Auto Mode, the room air purifier adjusts fan speed automatically for optimal performance and energy efficiency. Ultra-Quiet Sleep Mode: Operating at just 24dBquieter than a whisperit ensu