Bulit in LED light Our cat fountain is equipped with LED light (as a night light) and a water level window to monitor the water level at all times. At the same time, LED lights allow cats to easily find cat fountains in the dark. 3 different water flow settings: Waterfall flower mode, flower bubble and soft fountain. You can change the amount of water flowing out by rotating the inside of the flower. Integrated sink and water circulation systems have been developed to increase the contact area between water and air and to add more oxygen to the water. 2.4 liters of water: Completely meet your pets water needs, tap water makes drinking water more fun, and encourages pets to drink more water in order to maintain good health. Even if you are away for 3-5 days, pets still have enough water at home. Silent without disturbance: The pet water dispenser makes a noise of less than 40 decibels when in use, which is very quiet. In a quiet environment, kittens and puppies can feel comfortable drinking water. 3 activated carbon filters: Equipped with a high-quality activated carbon filter and a high-density cotton filter that can filter foreign bodies, eliminate odors and keep water fresh. More product details.