Perfectly compatible and adapted for rear filter V10 SV12 vacuum cleaner filter hepa filter Washable and reusable-fully washable and reusable, longer service life, better filtering effect, easy to install, can be glued to handheld and cordless vacuum cleaners Suggest: For best performance, it is recommended to clean the filter once a month, and then replace the filter every 3 months. Cleaning the filter can keep the wireless in the best condition for longer. Cleaning the filter: Step 1-Remove the filter: Before removing the filter, make sure that the machine is disconnected from the charger. -Cleaning the filter: Sprinkle water on the outside of the filter until the water is clean. Step 3-Dry the filter: Let it dry completely for at least 24 hours. Step 4: Replace the filter: re-adjust, and then put the dry filter back on the top of the machine. size:110x87x64mm Material:plastic colour: Package Contents: 1 x filter 1 x brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.