1. [TRUE HEPA AIR PURIFIER]: Filters out 99.97 pct. of dust, pollen, mold spores, and pet dander. This air purifier filters particles as small as 0.3 microns and larger air pollution of PM 2.5, helping to improve overall health. Perfect for pet owners, babies, children, the elderly, or anyone wanting to improve the air quality in their home or hotel room. The perfect holiday, birthday, house-warming gifting choice for parents, adult children, colleagues, and friends. 2. [ENVIRONMENT-FRIENDLY AIR CLEANER]: Equipped with 3-Stage Filtration system including Pre-filter, TRUE HEPA Filter, Activated Carbon Filter can effectively remove odor and smoke, such as pet odor, cigarette smoke and cooking odor around your living space and zero Ozone emission certified by California Air Resources Board. 3. [EFFICIENT AIR PURIFICATION]: The 360-degree air intake and discharge maximize fresh and healthy air provided to all directions, improving the air circulation in your room. It can clean 50 cubic meter air per hour in normal mode and consume less than 0.002 units of power. 4. [EASY OPERATE, SIMPLE DESIGN]: Using this air purifier couldn't be easier. It takes one single press of the same button to turn it on/off and control the fan speed. The minimalist design makes it look elegant and sleek anywhere and fit any style of room decor. The low power consumption means it's more than affordable to run all day. Please Note: the night light cannot be turned off when the machine is running 5. [WHISPER QUIET, ENERGY-SAVING]: At quiet mode, the noise is controlled under 35dB with the cutting-edge noise reducing fan blade design. You will barely be able to hear it at arm's length. And it consumes only 0.192 units of electricity with a rated power of 8W, and it would be even much less in quiet mode. (NOTE: if you hear a loud noise, please consult the customer service immediately).