4 Pack Replacement Pre Filter for Tineco A11 Master A11 Hero A10 Master A10 Hero for Tineco Pure ONE S11 Cordless Vacuum aner

Well Fit - this pre filter compatible with A10/A11 Hero/Master Vacuum, for PURE ONE S11/S12 Series Cordless Vacuum, helping your vacuums run at peak again. 4 Pack Design - 4 pcs A11 filters in one set help your always have one filter ready to be used. Just say goodbye to the days of worrying about the lack of additional filters to replace. Easy to Install - Free your hands from the complicated replacement steps. No extra tools needed. Friendly Remind - To ensure your vacuum works optimally, it is recommend to replace the A11 pre filter every 1-4 months depending on your usage. Great materials - the A11 filters are designed to outlast, Manufacturer: LhhTing