Cat Water Fountain, 2.0L Automatic Drinking Fountain Dog Water Dispenser with Replacement Filters No Noise Super Quiet, Healthy and Hygienic Great for Cats Dogs Birds Small Pets-3piecesoffilter : Pet Supplies

Notes: Please rinse filter with water thoroughly before use. Replace it every 24 weeks to maintain water freshness. Replace more frequently with multiple pets using the fountain. A small amount of carbon dust may be released for the life of filter which is not harmful to your pet.