The invention provides a multifunction power control mechanism, includes an extension column and a power turntable, a pumping device and a power plant water wheels, the extension column can be erected on the building, and its interior has a water storage tank, the power turntable have solar panels and a generating mean, which can be rotated by the wind to conduct wind and solar power generation and to heat water of storage tank, the pumping device connected storage tank system and connecting the solar panels and generating mean, which can deliver water to the water storage tank, the waterwheel power generating device disposed on the bottom of the column extends, when the discharge water storage tank driven by water power generation; thereby, multifunction power control mechanism without the use of electrical storage batteries, it can take advantage of a variety of power generation and power use way to effective use the power and avoid wasting electricity.