The reassurance of 99.97 percent purification with nano protect true HEPA filter
The nano protect HEPA filter captures 99.97 percent 0.3-micron particles and ultra-fine particles as small as 0.02 microns (over 100 times smaller than PM2.5)
Filters common allergens, dust, dust mites, pollution, bacteria, and viruses (including H1N1)
The long lifetime of up to 24 months depending on usage and pollution level
Healthy air protect alert on the purifier warns you when to replace the filter