Anion Density: >4000000pcs/m3
Voltage (V): 6V
Application area: <10m2
Type: HEPA Filter
To be used with the Air Purifier With HEPA Filter Portable For Home, Office, & Car With USB Charger
These filters can be used for more than one year if your air quality is good. For polluted areas, we recommend changing the filter more often.