PetSafe Current Dog and Cat Water Fountain, Circulating Pet Drinking Fountain, Small to Large Breeds WATER CAPACITY: Available in 40 oz., 80 oz. and 120 oz. for cats and small to large dog breeds ENCOURAGES DRINKING: Moving water entices your pet to drink more water and constant circulation inhibits bacteria growth FILTERED WATER: Includes replaceable carbon water filter that removes bad tastes and odors, keeping water fresh WHISPER-QUIET: Submersible pump and circulating water provides quiet operation and is great for anxious pets EASY-TO-CLEAN: Fountain is BPA-free and top-shelf dishwasher safe PRODUCT SUPPORT: PetSafe brand's U.S.-based Customer Care experts will be glad to help; call Monday through Saturday at 1-800-845-3274 EXPERIENCE: PetSafe brand has been an industry leading U.S. manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year Pets need 1 ounce of water per pound of body weight each day Helps prevent urinary and kidney diseases through increased hydration Constant circulation helps prevent bacteria growth Removes bad taste and odors, keeping water fresh Activated carbon made from coconut shells Top-shelf dishwasher safe (excluding pump and adaptor) Pump is designed to disassemble for cleaning Pump is submerged for a quiet operation