【Fully Compatible】: The filter compatible with Tineco A10 HERO,A11 HERO,PURE ONE S11,PURE ONE S12,PowerHero 11 Snap,S12 Pro EX cordless vacuum cleaners.Before purchasing, please carefully check the vacuum cleaner model. 【High Efficiency】：The filter replacement compatible with Tineco is made of high quality materials to ensure durability and consistent performance to maintain excellent filtration over time. Enjoy powerful suction and improved cleaning performance. 【Reusable & Washable】: Simply rinse the vacuum filter replacement with water to remove dust and dirt buildup and ensure continued effectiveness. Let dry thoroughly before installing. It is recommended that the pre-filter be replaced every 3-4 months for efficient cleaning results. 【Easy Installation】: You just need to remove the old filter and install the new A10 A11 filter in place for continuous cleaning performance. 【24 Hours Customer Support】: We always sincerly hear to solve your problems, don't hesitate to contact us if you have any problems ,we will make effect to give your pleasant shopping experence. Compatibility： The filter compatible with Tineco A10 HERO,A11 HERO,PURE ONE S11,PURE ONE S12,PowerHero 11 Snap,S12 Pro EX cordless vacuum cleaners.Before purchasing, please carefully check the vacuum cleaner model number. Package: The package contains 4 Pre-filters Tip: Replace or clean parts regularly for continued stable and efficient performance. 24 Hours Customer Support： We always sincerly hear to Solve your problems, don't hesitate to contact us if you have any problems ,we will make effect to give your pleasant shopping experence.