Material: plasticssize:200 X 200mmWorking voltage: DC 7VWorking current: 150MAThe highest head: 100CMMaximum flow: 180L/HPump life:> 20000 hoursPump noise: <;45DBBuilt-in 150MA Battery: This fountain pump is equipped with a 150MA Li-ion backup battery. It can automatic storage of solar energy. Even when the sunlight is not good enough the fountain pump still can work great. 6 Different Water Style Sprayers: 6 different nozzles can meet your different needs for jet height or jet shape. The height can be adjusted by changing nozzles to avoid spilling out of the bird bath. You can easily change the spray head.Built-in water level monitoring function, it can automatically stop working when there is water shortage, and start immediately after adding water without restarting and activation.This solar pump is ideal for bird bath, fish tank, small pond, pool, garden, water circulation for oxygen.