The Clarifion Negative Ion Generator is a pack of 3 air purifiers that are designed to clean the air in your home. These white generators use filtration technology such as activated carbon, ionizer, electrostatic, and ozone to capture contaminants like gases, tobacco smoke, allergens, and pet dander. With a clean air delivery rating of 101-150 and a coverage of 100 sq ft, these plug-in purifiers are suitable for various rooms such as the bedroom, living room, and kitchen. They feature a timerless control style, one speed setting, and operate quietly at 25 dB. The Clarifion Negative Ion Generators are a reliable option for improving indoor air quality in your home.