Built-in BatteryBuilt-in high-performance rechargeable lithium battery, automatic solar energy storage in sunny weather. Can be used at night or on cloudy days. You no longer have to worry about the solar fountain not working at night and cloudy days. 3.5W Solar FountainAISITIN 3.5W solar fountain has upgraded monocrystalline silicon solar panels, which won't break or deform, and can convert more solar energy to achieve more efficient and stable performance even in low sunshine. 6 Different Nozzle TypesYou can easily change different types of nozzles to adjust different outlets and heights. You are free to choose the nozzle according to your needs. Add more fun to your garden and make your garden more lively. Solar Fountain Worthy of ChoiceAISITIN solar fountain is very strict in the process of production, and is committed to making more buyers satisfied when receiving the product. This is the meaning of our efforts to improve the solar fountain. Can add fun to your garden, the solar fountain will be an ideal choice for garden decoration. Perfect Garden DecorationAISITIN solar fountain is very suitable for bird baths, aquariums, small ponds , swimming pools, gardens and circulating water for oxygen. Attract all kinds of birds to play in your yard and add a beautiful landscape to your garden.