Ideal for cats and small to medium size dogs. The Drinkwell Multi Level Pet Fountain features free-falling water that encourages your pet to drink more promoting better health while the replaceable charcoal filter removes bad tastes and odors. The Multi Level fountain is designed with upper and lower drinking dishes for easy access for more than one pet. Developed by a Veterinarian, the Drinkwell Multi Tier Pet Fountain provides 100 oz of fresh, filtered water to your pet. Features: 100 oz water capacity Made from BPA-free polypropylene plastic Dishwasher safe (excluding pump) Free-falling stream of water entices pets to drink more and circulates the water Upper and lower drinking dishes provide easy access to the water Replaceable charcoal filter removes bad tastes and odors from the water Submersible pump ensures quiet operation Ideal for cats and small- to medium- size dogs weighing less than 40 lbs Owners Manual