Upgraded to cleaning tools such as handle, brush, and sponge. The pet-safe healthy fountain features a 360-degree circular-shaped design that is easy to use and clean. The circulation system and inclined angle efficiently flush the hair and dust which ensures the water for your lovely friends is healthy and hygienic. HugSmart's automatic fountain includes a silent pump that makes sure the machine does not disturb you with any noise while running. With a 2 L large capacity, the water fountain provides the best drinking experience and cleanest water for single and multi-pet households. The automatic dog water dispenser is a simple North Europe design, a super silent water circulation system, and a triple active carbon filter that increases the contact area of water and air and provides more oxygen health, and vitality to cats and dogs. Strong Filtration and Anti-overflow continuously purify and softens hard tap water, removing hairs, sediment, and debris completely. Stream water attracts cats to drink more. Durability Low consumption to prevent Global Warming. Note: 1. For indoor use only. 2. Always unplug the fountain from the power supply before cleaning. 3. Check the water level daily. 4. Change the water and clean the fountain weekly 5. Wash the filter under the tap running water monthly 6. Replace the filter seasonally. It's better to change the filter monthly, of cause, it's best to replace the filter bi-weekly.