eufy Dirty Water Reservoir Filter, Compatible with E25 and E28

Compatible with eufy Robot Vacuum Omni E28 and E25. Efficient filtration for your dirty water tank, extending usage time. We recommend replacing every 3 months, depending on your usage frequency. Easy to install—no tools needed. Note: To protect your robot vacuum and extend its lifespan, we recommend using authentic eufy replacement parts. We've received complaints about third-party sellers offering substandard alternatives.