About this item Broad model compatibility: Compatible with Robot Vacuum models C20 Omni for a seamless user experience. Suggested replacement frequency: Maintenance once every 2 weeks, remove and rinse, gently tapping to remove any dirt. 3-6 months recommended replacement, depending on your usage frequency. High-Performance Filtration: The comprehensive set includes 6 high-grade filters and foam filters, provide an efficient filtering method. Tool-Free Installation: Effortlessly replace parts on your Robot Vacuum with a simple, straightforward process that requires no additional tools, making it an easy-to-use cleaning tool. Authentic eufy Accessory: To extend the lifespan of your vacuum cleaner, please purchase genuine official accessories.