When the sweeping robot is working, clean and wipe the floor to make the floor as clean as new. Easily handle various stains such as footprints, residues, and oil stains on the floor.it's easy to remove dirt, dust, and trash in corners and edges from the accessories, especially and pet's hair. As part of normal maintenance, it can be easily removed and replaced. It is recommended you replace spare parts 2 to 3 months depending on the frequency of to keep the machine running at . [Applicable models] for RVC-Y1 for e5 5150 for e5 for e6 6198 for e6 for e5152 for e5154 for e5158 for e515240 for e515440 for e515840 for e619820 for i3+ 3550 for i3+ for i3 for i4 for i7+ for i7 for i8+ for i7156 for i7158 for i7550 for i7558 for i355020 for i415020 for i715640 for i715840 for i755020 for i755840 for i855020 for J7 SKU:J7150 for J7 +( with automatic dirt treatment)SKU:J7550 Type: Vacuum Parts color:White Material:plastic Package Contents: 8 Pack x HEPA Filters Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.