About This

In the Box: Includes 4 replacement filters.
Purer Than Ever: The multi-layer filtration system removes heavy metals, dirt, and other harmful substances to provide fresh, clean water. To maintain your pet’s health, it’s recommended to change the filters and clean the pump and this cat water fountain every three to four weeks.
All for Your Pet’s Health: Every drop of water is filtered through the multi-layer filtration system to remove impurities and provide oxygen-enriched, better-tasting water.
"Maintenance Advice: For optimal performance, we suggest replacing the filter every 3-4 weeks. Plus, with the filter reminder on the Cheerble Pet Fountain E1+ / E1, you'll never lose track of when it's time for a change."
Only suitable for Cheerble Pet Water Fountain Elfin E1+/E1/D1/D1PRO, not suitable for Cheerble Pet Water Fountain Elfin E1 Lite