The NPET Cat Dog Water Fountain Automatic Filtered Water for Pet Healthy Drinking Fountain is a large capacity water fountain that is perfect for any household with multiple pets. The water tank is made of high-quality resin and is BPA-free and non-toxic. The simple quick-release structure makes it easy to remove and clean, while the large capacity ensures that your pets have plenty of water available at all times. The NPET Cat Dog Water Fountain Automatic Filtered Water for Pet Healthy Drinking Fountain is also equipped with a high-density and high-content activated carbon filter that helps keep your water safe and fresh.