Vacuum Cleaner Filter Holder Replacement: Compatible For A10 / A11 / S11 / S12 Series vacuum cleaners.(Please kindly check your machine model before ordering). Excellent Quality: The cordless vacuum cleaner filter is made of high-quality materials, and the stainless steel filter is corrosion-resistant and wear-resistant; the filter holder is washable. It is recommended to replace the filter every 3 months for optimal performance. Excellent Function: The filter can filter fine dust and reduce dust. Protect the cordless vacuum cleaner from filter clogging and dust, and keep the room environment clean and dust-free. Easy to Install: Simply insert the filter into the dustbin of the vacuum cleaner to easily enhance its filtering capacity. Get your cordless vacuum cleaner back to work in minutes! For best results, wash the filter under cold water and dry it completely before reinstalling it. Product Description: Regular cleaning and filter replacement can maintain perfect performance and