Features & details Best Air Ionizer For Home: Simply plug a Clarifion into any standard outlet and replace bulky, expensive air purifiers with a simple, filterless, plug-in device. Perfect For Every Room: We recommend using at least one per bedroom, bathroom, dining room, living room, and kitchen to ensure best results. No Air Filter Required: Clarifion uses negative ion technology, which means you won’t have to spend time and money on replacement air filters. May Help With Allergens: Negative ions attach to floating allergens like dust, dander, pollen, and more. Use Clarifion air ionizer and freshener for pets and pet dander. Compact & Portable: Clarifion is small, lightweight, and compact, making it the perfect small air cleaner. Take it with you on the go and simply plug it into any standard outlet.