PetSafe Drinkwell 7.5 Litre Pet Fountain. Water Capacity – 7.5 litre water capacity is great for large dogs or multiple pet households Encourages Hydration – Free-falling water stream entices pets to drink more, and helps prevent urinary and kidney diseases in pets through increased hydration Filtered Water – Foam filter catches hair and dirt before they reach the pump, and the constant water circulation in the bowl helps prevent bacteria growth Easy-to-Clean – BPA-free plastic design comes apart for easy cleaning and is designed with less hard-to-clean corners and crevices Customise Water Flow – Adjustable water flow allows you to customise the stream for you and your pet, or turn it off for a more quiet operation System Includes: Fountain Filter Pump Power Adaptor