PetSafe Drinkwell Platinum Cat Water Fountain (168 oz/5L) - Pet Fountain for All Pet Sizes, Indoor Use, Encourages More Drinking, Includes Replaceable Carbon Filter, GreyHYDRATION: Quench your pet's thirst with this water fountain for cats indoor, also perfect as a dog water fountain. The large water capacity (168 oz 5L) is ideal for pets of all sizes or multiple pets. This water fountain ensures your furry friend always have access to fresh, clean water. HEALTH BENEFITS: Having a pet water fountain encourages your pet to drink more water via the falling stream feature. This can promote better health and hydration,