Completely powered by solar energy, no need for power socket, the more sunshine, the better the effect. There are four different types of nozzles. Choose the right nozzle and put the water pump into the water. Once the solar panel gets sunlight, it will automatically run within 3 seconds. It is very suitable for bird bath, fish tank, small pond, pool, garden and water circulation to increase oxygen. Features: High efficiency solar panel, Cute shape, floating.