The Zeus Fresh & Clear Fountain with Waterfall Spout is easily accessible from all sides and offers three drinking options for your dog to enjoy: a waterfall, a bubbling top, and a drinking basin. The fountain has many great Fresh & Clear features, such as the translucent reservoir, elevated drinking surface, and quiet, low-voltage pump. It stimulates your dog to drink moreeven refined canines that are more particular about how they hydrate. The fountain includes a triple-action filter to keep your dogs drinking water free of hairs and debris. Its recommended to replace the filter every 30 days for optimal results. It is also suitable for cats.