[?Efficient Solar Panel]: AISITIN 3.5W solar bird bath fountain is upgrade to high-quality solar panels, it allows the water pump to work continuously, even when the sunlight is weak. | [?1500 mAh Built-in Battery]: This solar powered fountain pump built-in 1500 mAh battery, automatic storage of solar energy. This solar fountain can work continuously for 3~4 hours even on cloudy days or at night. | [?6 Different Water Style Sprayers]: This solar water fountain has 6 different nozzles to meet your different needs for jet height or jet shape. The height can be adjusted by changing nozzles to avoid spilling out of the basin.You can easily change the spray head. | [?Eco-friendly And Multi-application]: This solar fountain does not need any additional power supply, very environmentally friendly. This environmentally friendly solar fountain pump has a diameter of 7.8 inches, which is very suitable for bird baths, fish tanks, ponds, swimming pools, gardens and outdoors. This fountain will attract hummingbirds and it is very interesting. | [?Helpful tips]: The product has automatic power-off protection and will automatically stop working when it leaves the water. You should clean the pump regularly to prevent the pump from being clogged with dust. The solar panel needs to be kept clean, and the shading of leaves or stains will affect the conversion of solar energy.