This Beckett Pond Waterfall Pump is ideal for big waterfalls. This waterfall reaches a maximum lift of 222 inches and has different stream settings that pump a maximum of 4700 gallons per hour. Auto-shutoff keeps pump and its surrounds safe in the event of a low water level. Great for indoor water structures that have a changing water level. Pond pumps circulate and aerate their environment, constructing an eco balance in which wildlife of all kinds, including goldfish, koi, and turtles can thrive, as well as a vast variety of flora. The black, plastic casing forms a hardy piece of equipment. The pump operates oil free, eliminating the risk of water contamination. Energy efficient pump means you can move more water through your water feature while using less power.