OASE StrataVator Floating Fountain 10 HP MAXI - These fountains are used in lakes with changing water levels, where lake bottoms are unfavorable, or where water depth is a problem. This ships complete with all components. Has quick installation with low maintenance. Has an oil-free motor and comes with a 3 year warranty. Minimum water depth is 4 feet. Can be used with up to 3 light kits (not included)