Product Information
- True hepa technology: filters 99. 97% dust, pollen, smoke, odors, mold spores, and pet dander. The air filters catch particles as small as 0. 3 microns and larger to help improve health.
- Negative ion generator test method: put the negative ion generator into a transparent cup, let cigarette smoke fill the cup, cover the cup with electricity, if the smoke disappear after 1 minute, the negative ion generator works well