The Smart Solar Portsmouth Solar Bird Bath is still available as a regular solar-powered bird bath, but now you have the option of enhancing it with On Demand solar power! You asked for it, and we delivered! Customer satisfaction is our top priority, so when you told us you were disappointed with solar fountains that wouldn"t hold a charge, we went looking for some that did. Unlike other solar fountains that only run when the sun is shining, these new fountains with revolutionary On Demand technology work when you want them to. The solar panel on this fountain stores energy so you can run it when it"s cloudy or even at night. We"re very excited to be the only ones to offer you this fantastic product, and we hope you"ll love it as much as we do. Additional Features Durable, fade-resistant fiberglass resin material Solar-powered low-voltage water pump included No wires; easy installation No plumbing; water circulates itself This item should be stored inside during winter months About this fountain Birds prefer a fountain over a birdbath like people prefer a shower over a tub. The water looks and feels fresher when it recirculates. The Smart Solar Portsmouth Solar Bird Bath Fountain is the most popular bird sanctuary in the neighborhood. The tickling sound of the fountain soothes nerves and eases your mind, just like those feng shui masters promised. It"s perfectly self-contained and low-maintenance, with no plumbing or electricity needed. The solar-powered pump recirculates water through the built-in reservoir. The 2-inch-deep fountain bowl is perfect for frolicking birds and only requires about a gallon of water. Your tree-hugger friends will be impressed. Moving water is fresher, naturally resisting mosquitoes and algae. A built-in filter keeps water clear, just clean it every month or so. The included 2-inch extender tube can be added to increase the fountain height.