304 Stainless Steel: The cat fountain is made of high-quality 304 stainless steel. It is more environmentally friendly than plastic materials, durable, rustproof, corrosion-resistant, safe, and BPA-free. The fountain is easy to disassemble and dishwasher-safe, except for the filter and pump. High-Efficiency Multiple Filtration: The pet fountain is equipped with a triple filtration system consisting of high-density filter cotton, activated carbon, and ion-exchange resin, capable of filtering debris such as hair, absorbing odors in the water, and softening its quality. Provide your pet with pure, healthy drinking water at any time. Ultra-Quiet Adjustable Pump: The fountain pump is energy-efficient and very quiet, less than 30 dB. Even when operating at night, it will not disturb you or your pets. Most pets enjoy drinking running water. The pet waterer is designed with three different automatic flow rates to meet the needs of different pets. Large 2.2-liter capacity: The cat water