This is a beautiful, floating and submersible solar fountain pump that displays this amazing water fountain that keeps your environment cool, green and alive. No installation except simply connecting the spray head and nozzles. This product is 100% solar and doesn't work at night. Place this item in strategic places like your pool, home made water basin, any water pool...just be creative and watch your environment transform to a cool atmosphere. It can be used to decorate garden, bird bath, fish tank, small pond, pool and fountain; solar energy drive, energy saving; it saves you the trouble of connecting circuit