[2 Water Outlet Modes] This cat dog water fountain has 2 water outlet modes: Spring surge mode to increase the contact surface of water and air and add more oxygen to the water. Standard tap mode to stimulate the cat’s instinct to find fresh, running water, encouraging and enticing them to drink more than before. 6° inclined surface design, pets can drink water to protect their cervical spine. [Large Capacity] Cat water fountain is ideal for dogs, cats, several pet households. No need to replenish water frequently, but also can store water for a week, so you can go out for a few days without worrying about your pets. The Automatic Cat Water Fountain 120ML Capacity Water Tank Cover can be used for emergency situations. [Quadruple Filter System] This silent cat water fountain is equipped with 1 replacement filters, and manufactured using the 6° angled surface design, they feature a quadruple filtration system to deliver fresh, oxygen-rich water to your pet. The high-quality carbon