This exact replacement filter for the Atem personal air purifier with HyperHEPA filtration.
- 99% efficient on PM2.5
- 32 cubic feet of filter material
- Approximately 1 year filter life based on an average of 10 hours a day on dfault speed 3
- LED filter life monitor flashes red when filter must be chaged.
- Mobile application also provides remaining filter life.
- Swiss Made