Say goodbye to annoying hair wrap and hello to quicker cleanups with professional-grade tangle resistance. Get busy living, not cleaning. NoteWe recommend replacing the filter every three months for optimal performance. Official replacement filters are available in our store, or you can search for Levoit lvac-200 filter to get genuine filters. The battery provides a runtime of 12 to 50 minutes, depending on the selected mode. You can get additional genuine white batteries in our store to extend your cleaning sessions. This vacuum is designed for dry messes only and should not be used to clean up wet spills or liquids.If you experience any issues with the product, please feel free to contact us directly! Our contact details can be found in the user manual, and our customer service team will respond within 24 hours.