Pureson Aroma Nature Deodorizer for Vacuum Cleaners Fresh Citrus Scent Retail Price: ¥1,980 Just drop it into the dust box! Suppresses odors and the scattering of house dust, transforming unpleasant exhaust odors into a vibrant floral fragrance. Furthermore, it also provides anti-mold, antibacterial, and anti-mite effects within the dust box. Compatible with stick, canister, robot, and paper bag vacuum cleaners! Replace when the fragrance is gone (approximately 1 week). 30 pieces included, providing approximately 180 days of use.