[2.5W Solar Panel] 2.5W high-quality solar panels, works well when sunlight is sufficient. It does not need electricity. It is an Eco-Friendly solar pump and saves money. [6 Nozzles] 6 different water style sprayers 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 basin. The water can rise up to 30-60 cm approx. [Built-in Battery Backup] Built-in high-performance rechargeable lithium battery. The solar water fountain pump can storage battery powered in direct sunlight, so that continue working normally during cloudy and raining days. [Easy to Use & Clean] You just make the pump float on the water.