Fresh Your Home - High Efficiency HEPA Air Filter: This H13 HEPA filter air purifiers cleans off 99.97% of airborne contaminants, reduces and absorbs those via true HEPA filter. AMEIFU air purifiers for home suitable for large rooms up to 2300 sq ft, perfect for quickly cleaning a wide range of contaminants including pet dander, smoke, and bad smells in a certain space No Annoyed Noise - Ensure your Sleep: Air Purifiers for bedroom runs at very low noise level (≤15dB) on the lowest speed and the sleep mode, the quiet HEPA air purifier cleans the air without noise pollution. You can run it all night long without disturbing your sleep. Put one in your child's bedroom, they'll hardly notice it is there, enable you and your family to enjoy the fresh and clean air in sweet dream Aromatherapy & Child Lock: Dropping your favorite essential oil (not included) on the aroma pad on top of the air purifiers for home to give a room a pleasant smell or cover up unwanted smells. Considerable child lock design helps avoid babies getting hurt and avoid any random setting changes caused by accident touch. (And the filter replacement remind button will blink when the filter expires to suggest you to replace Air Quality Display & 5 Timer Function: Hepa air purifiers for home features 3 fan speeds, or you can choose the auto mode and let it deal with anything nasty in the air automatically. In auto mode, the air purifier fitted with a PM2.5 sensor to display how dirty the air is and show it on the touch panel. Timer function is conveniently adjusted between 2, 4, 6, 8 or 12 hours and good for energy savin Safe and Trusted Official Certification: This air purifiers for large room is 100% no ozone with CE , FCC certification to ensure your safe use, which also complying with the California Air Resources Board (CARB), the air purifiers for home and pets is of good quality to ensure your health. We recommend replacing the filter every 3-6 months and using the official AMEIFU filter to ensure optimum performance. (The official replacement filter can be purchased on Amazon by searching B0BCGFKQCR)