Features: Cats Water Fountains,Dog Water Dispenser,Cats Water Fountains Filter,Automatic Pet Fountains,Water Dispenser Filter,Automatic Drinker,pet fountains replacement filter,Cats Water Fountains Filter,Cats Water Fountains Filter Replacement,Automatic Pet Fountains Filter,Cats Water Dispenser Filter,Pre-Filter,Quiet sleep, 15degrees, avoid cervical fatigue, avoid black chin Circulating water, activate water quality, 2.2-L, visible water volume No dead angle filtration, 4-layer of filtration, remove heavy metals, remove chlorine, reduce the hide dangers of pet urinary and intestinal diseases Anti-dry, optional heating version to open constant temperature mode for winter Optional smart-version, smart-sensor battery, can be plugs in, or battery can be used Specifications: Material:ABS,stainless steel Size:Approx. 16.5x16.5x15.5cm/6.50x6.50x6.10in Color:General-us/general-eu/general-uk/general-au/smart-us/smart-eu/smart-uk/smart-au/simple/ Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color of the item. Package includes: PackageA:1xCat Water Fountains,1xFilter PackageB:1xCat Water Fountains,1xFilter,1xplug PackageC:1xCat Water Fountains,2xFilter,1xplug,1xsensor PackageD:8xFilter PackageE:1xbattery