2L large capacity: With a large capacity of 2 liters, you do not have to refill the SPRING Fountain as often, but your pet still has enough water for several days. Thanks to the viewing window with buoy, you can easily check the water level at any time. The circulating water enriched with oxygen ensures that every sip is fresh. Flowing water attracts your pet to drink plenty of water.3-fold filter system: Nonwovens, activated carbon and natural resins provide clean and fresh water for your favorite. This way you can provide your pet with a healthy source of drink at any time. The high-quality stainless steel water bowl is corrosion-resistant, food-safe and antibacterial, reduces bacteria and is easy to clean.Low-noise water pump: The water pump operates with a low noise level of less than 45 dB to ensure that neither you nor your pet are disturbed at night. The SPRING Fountain is energy efficient and can also be operated when on the move with a portable charger. Thanks to safe, low-vol