Advanced Solar Fountain PumpIt is completely controlled by solar energy, requires no electricity or battery. No battery in it, a real eco-friendly solar pump (100% environmental protection). Most Efficiency1.4W Solar Fountain, Maximum 70cm Height Solar Water Pump with 4 Different Nozzles. The solar water pump can work normally even if some solar panels are blocked by the leaves. Can change the nozzles at any time according to their personal preferences and different scenes. Easy to install and useJust put the pump in the water (there is a foam board), and the sun will do the rest. The brighter the sun, the higher the water can be pumped. Multiple ApplicationsThis eco-friendly fountain is ideal for birdbath, small pond, fish tank, pool, garden, water circulation for oxygen SuggestionMake sure you put enough water in the birdbath to allow the pump to stay fully submerged. You should clean the pump regularly to avoid dirt clogging the pump.