!!! NOTE !!!The pump will stop work after 15 seconds automatically if the product can't detect water or the sunshine is weak. So you need put it in the water within 15 seconds when you take it out from paper box, otherwise it can't work if you put iton the water after 15 seconds. If you find the item can't work, you need fully cover the item 2-3 seconds use a piece of cloth, then take off the cloth, at last put it in the water within 15 seconds, it will work again. 2021 Year Upgraded Version with BatteryThe solar energy storage floating fountain, the solar panel is upgraded from the old 1.5W to 2.5W, the solar panel is more powerful, and has the power storage function. In the weaker conditions of the sun, theproduct can continue to work for a whole day. Automatic Power-OffThe new storage floating fountain spray water around six o'clock in the evening, the product will automatically power off. Keep a certain amount of power for the second morning of work. More New FeaturesCompared with competing products,the new energy storage floating fountain consumes less electricity. Not easy to break, Longer service life. Continuous and Stable WorkUnder the conditions of dark clouds, mornings and evenings, the new solar energy storage floating fountains can continue to work stably! This product has light sensor function, when the sun is not strong, it will stop workautomatically. Multi-Application Perfect choice for bird bath, fish tank, small pond, garden decoration, water circulation for oxygen. Easy to remove and clean regularly to extend the using life.