There are many situations where you might need a small amount of electricity: running gate openers, safety lights, water level indicators and other low-power devices, for example. This site shows how to make a simple Savonius wind turbine to power a gate opener. Link.
2 thoughts on “HOW TO make a simple Savonius wind turbine”
I got a 404 when I hit that link… did the site pull it?
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