Heaven fresh hf 210 baby nursery ionizer with no filters to clean and 2 fan speeds for optimum filtering it is an affordable way to improve and control the quality of your babys atmosphere filtering effectively in a 46msup2500ftsup2 room it has an advanced air cleaning capacity where its electrostatically charged dust collection plates magnetically trap pollutants and produces a whopping 60 million ions per cm3 and removes pollutants as small as 001 microns the heaven fresh hf210 fea