Replacement primary filter for 800T 820T robotic vacuum cleaners--BIEMMEDUE

[Suitable for] Designed for the 800T and 820T robotic vacuum cleaners, easy to disassemble and replace, with high compatibility. [High cleaning performance] The main filter offers high filtration performance and effectively filters dust and pollen. [Professional design] Meets strict quality standards, is professionally manufactured, and fits perfectly with the original part. [Recommendation] Depending on usage frequency, we recommend replacing the parts every 2-3 months to ensure optimal device performance.