UNIQUE FILTER SYSTEM: The drinking provides filtered, chilled and circulated water. The drinking is equipped with a water pump that provides circulation and filtering through a ionic resin and activated carbon filter. The filter system all hair, food remains. Provides cleaning water to your lovely pets. PROMOTES HEALTH & : prefer to drink water and find it attractive when a source of water is available. In , water is much fresher than standing water. In addition, water ensures a constant water circulation and a lot cleaner water. MODERN DESIGN: 2.5L/0.66 Gallon capacity is great for small to medium pets! The material is PP Resin and 100% safe for your beloved pet. The transparent water level clearly indicates the water level and reminds you to replenish water in time. Adapter with 1.5m USB cable easy to use. ULTRA SILENT PET : The drinking is equipped with a very quiet water pump, this is and safe for your pet and no annoying buzzing noise for you (measured 40dB). In addition, the water pump has a very low energy consumption of only 2W. Item Type: Water Bottles Type: colour:white Material:PP size:Height: 7.5cm Package Contents: 4 x Filter Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.