The meaning of Hydro Generator is generating electricity by conversion of the energy of running water. So this is new innovation perfect for the sailing yacht or catamaran, that uses the wind to move in the sea or ocean.  As you move up or down the coastline or offshore, the Watt & Sea hydrogenerator can be producing power for battery bank, providing power for the watermaker to run or power for everyday things like lights, fridges, fans or vents.  The Watt & Sea should be on the first item on your list to install!