Beyond Technology is 2D sandbox tile game, which is currently in development. The game is focused around technology and realism. So, prepare for cables, machines, automation and a lot more! The world will be infinite in all four directions and the environment will change depending on where you are.
Windmills generate power, they require a rotor and a coil of some sort to run. Depending on what rotor and coil you use, the power output will change!