HEPA Air Purifier for Home, Elechomes P1801 Air Cleaner with Auto Mode, Air Quality Sensor, Removes 99.97% Dust Smoke Pet Dander, 22dB Ultra-Quiet, White

AIR QUALITY REMIND: Advanced sensor monitors the air quality, LED light shows the status of the air quality.
POWERFUL HEPA FILTER: Unique 4-stage filtration is more powerful than other filtration: Pre-filter → filter cloth → HEPA filter → activated carbon filter. H13 HEPA filter remove 99.97% of airborne particles down to 0.3 microns.
QUICK PURIFY: Capable of delivering 141 CFM (240m³/h) of clean air, perfect for home, large room, bedroom, office, kitchen, baby room.
22dB ULTRA-QUIET: Always create a comfortable and fresh indoor environment for your work, sleep and study. Suitable for sound-sensitive people and light sleepers.
FILTER REPLACEMENT INDICATOR- The filter replace indicator will flash red when it’s time to change. We recommend replacing it every 6-8 months to ensure the best performance of the air purifier.