Compatible Model: 6 Replacement Filter for Moosoo K12 K12 Pro K13 Cordless Vacuum Cleaner Genius Invictus One 1.0 X7 2.0 (Please check the vacuum cleaner model before purchasing) High-Quality Materials: HEPA filters are made of high-quality materials, durable and safe. It can capture fine particles such as fine dust, dirt, sawdust, wood chips, construction site debris, etc. Other particles down to 0.3um, which promotes fresh exhaust, prevents dust and allows you to have a comfortable environment Easy to install: Easy to install as part of normal maintenance, just remove the dust collector, rotate and remove the old filter to replace the new replacement filter Washable and reusable: The replacement filters are washable, cleaned regularly, and can still ensure adequate filtration and adequate suction. The filter washed with water must be dried before further use Replacement time: Depending on the frequency of use of the machine, the replacement parts can be changed every 2 or 3 months