Offer your thirsty pet fresher tasting water with this large capacity pet water fountain. Elegant design with high-impact plastic to hold over one gallon of water in minimal space. Features a 1/2 gallon reservoir and an ultra-quiet, submersible pump to continuously circulate water. Pre-filter traps larger debris while the three-layer charcoal filter removes smaller impurities. Water is returned to the large bowl via a gentle cascade from the 8-1/2" high elevated spout. Adjustable flow control valve regulates water circulation for water flow that is customizable to your pet's needs. Rubber feet grip almost any floor surface to prevent slips. Bowl and reservoir are dishwasher safe. AC power adaptor includes a 6 ft long power cord. Measures 11" x 16" x 10-1/2" high. Indoor use only. Replacement filters available. Filters should be changed every six to eight weeks.