【High Deodorizing Effect】 Utilizing an activated carbon filter that removes 99% of odors, effectively reducing unpleasant smells around pet toilets. 【Easy Replacement】 Replaceable approximately every 3 months, maintaining cleanliness with minimal effort. 【Dedicated Design】 Specifically designed filter for the Deotiolet Deodorizing Fan, delivering optimal performance. - Brand: Unicharm - Product Name: Deotiolet Deodorizing Fan Replacement Filter - Filter Type: Activated Carbon Filter - Deodorizing Effect: Removes 99% of odors - Usage Period: Approximately 3 months x 4 sheets = approximately 12 months - Compatible Models: For Deotiolet Deodorizing Fan only ※ This is the filter only. The main unit is sold separately. Thank you for viewing.