The powerful SoClean Air Purifier eliminates up to 99.9999% of ultra-fine particulate matter -- including allergens, viruses, bacteria, mold and dust -- before you breathe them in. That's up to 3,000 times more effective than HEPA standards. It is an ideal solution for homes and offices; and with battery powered portability it can easily travel with you on long car journeys or on daily commutes to the office.