[COMPATIBLE MODELS]: I and E series compatible i3+(3550) i4+(4550 4552) i6+(6550) i7+(7550)/i7 i8+(8550) E5 5134 E6 6198 E7, we recommend replacing the filter oncetimes every 2-3 months and clean the filter regularly with a brush to sweep away dust and hair to keep the robotic vacuum cleaner working efficiently [HIGH QUALITY]: This pack of 10 filters is as good as the quality of benchmark requirementseffectively capture 99% of dust, particles and hair, with your robot vacuum cleaner for more efficient work [EASY INSTALLATION]: Easy filter change and installation, even without tools, snap-on installation is very convenient.[WHAT YOU WILL GET]: 10 high efficiency filters, 1 cleaning brush, we recommend cleaning the filters regularly with a cleaning brush to remove dust and hair and make the filters work more efficiently.brushOnly the above package content, other products are not included.Note:L Light shooting 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.