Our Solar Fountain Pump don't need wires or electricity needed,just place pump on water, Once solar panel gain sunlight, it will work automatically in seconds. brighter sunlight it receives, better it works. Solar Fountain Pump can produce different water spray shapes and patterns.Solar Fountain Pump is good for bird bath, fish tank, small pond, swimming pool, garden, aquarium, fountains, hydroponic systems and water circulation for oxygen,etc. Decorate your yard with this Solar Fountain Pump.Precautions: 1.When not in use, do not expose to sunlight for a long time; 2. Before use, remove the surface coating of the product to absorb sunlight; 3. The bottom must be installed properly and the two holes must be aligned before water can flow out.