Unique Filtration System: The water dispenser provides filtered, chilled and recycled water. The water dispenser is equipped with a water pump that provides circulation and filtration through ionic resin and activated carbon filters. The filtration system filters out all hair and food debris. Provide clean water to your lovely pets. Promotes health: Cats prefer to drink water and are more attractive when there is a running water source. In nature, flowing water is much fresher than still water. Additionally, flowing water ensures continuous water circulation and cleaner water. MODERN DESIGN: 2.5 liter/0.66 gallon capacity perfect for small to medium pets! The material is PP resin, which is 100% safe for your beloved pets. The transparent water level window clearly indicates the water level, reminding you to replenish water in time. The adapter comes with a 1.5m USB cable for easy use. Ultra-Quiet Pet Water Fountain: The water fountain comes with a very quiet pump, which is nice and safe for your pet, and has no annoying buzzing sound (measured at 40dB). In addition, the energy consumption of the water pump is very low, only 2W. Product Type: Water Bottle Type: Color: White Material: PP Dimensions: Height: 7.5 cm Package Contents: 4 filters Only the above package contents, other products are not included. Note: Lighting and different monitors may cause the color of the item in the picture to be slightly different from the actual item. The measurement allowance is +/-1-3cm.