Powered by solar energy, no extra power needed, energy-saving and eco-friendly. Starts at operate in 3 seconds once exposed to sufficient sunshine. 4 sprayer adapters in different sizes for you to switch easily to different sizes. different applications. Can make different water flow and water height. water has a built-in brushless motor. which provides longer life and lower power consumption. it can not only operate the brushless motor easily under small light like a brushless motor; brushes, but also has a longer life (≧ 20000 hours) than other brush motors. brooms.Simply clean, move easily at any time. different locations, no cap required, multiple small fountain heads for different water patterns. Simply connect the solar panel and the pump. It will work automatically once the solar panel reaches enough sunlight.Easy to install, no tools required; Can be left to outdoors all year round; It is a good solution for small or medium fountains, birdbaths and ponds, garden plants. A good gift for friends, families, parents, etc.Great suited for the garden, birdbath, small pond, water circulation for oxygen, etc.