Cat Water Fountain Set Protect your pet from the injury, and remind to clean and replenish water in time. The round cat water fountain features Fully Clear Food Grade PC material, safe, visible, strong and durable. The cat fountain is made up of 4 sections: a Curved Upper Water Bowl, an Integrated Water Bucket, a Circulating Filtration System, an Adjustable Super Quiet Pump without an adapter. Note: In order to extend the service life, it is recommended to clean the pump at least once every 2 weeks. It is recommended to clean the water fountain at least every 2 weeks. If the water level is equal to the water pump, which means that water needs to be added, otherwise the pump may run dry and burn out. 1.8L Gold Capacity Compact design will not take up too much space. Recirculating mechanism ensures optimum oxygenation of water. The 61 OZ / 1.8 L capacity meets the needs of small and medium-sized pets. Cat Water Fountain Provide fresh clean water and avoid from getting sick. Sponge could catch cats hair and debris in the pet water dispenser, the ion exchange resin could soften the tap water, the third activated carbon could remove bad taste and odor. Adjustable Ultra Silent Pump With 3-Position Selective Flow Switch and 3 Silicon Strong Suction Cups, the Ultra Low Noise Low Consumption DC5V USB Pump can stand on the bottom of the pet water fountain stably and customize the cat water stream.Coming with an Extra Adapter