Fountain water flows from the hose the boy holds over the girl’s foot and from upper tier down to the bottom pool where it recirculates through the fountain.No plumbing is required. *Color can vary slightly on each fountain. Lighting can be different indoors and out as well as differences in computer monitor lighting. Some fountains may appear darker because of the lighting in the room. Therefore slight color variation is not a cause for return. Features of the Children Discovering Nature Outdoor Water Fountain with LED Light: Dimensions: 21” W x 18.25” D x 32” H weighs 38 lbs Durable polyresin and fiberglass material Fountain includes an LED light in the bottom level a separate plugin for the light a camouflaged door and a submersible electric pump so no plumbing is required. Fountain runs on a Jebao PP399 recirculating electric submersible pump with a 1” hose diameter.