Check the listing for details. 500W Vertical Axis Wind Turbine Generator 12V with Controller Home Windmill Kit. Color: White and Blue, Condition: New. Listed at 198.60 USD. This 500W wind turbine has been carefully designed for you who seek green energy combined with modern aesthetics. Efficient Work: It has a power of up to 500W and a wind speed of up to 42.65ft/s, and the starting wind speed is lower than that of other wind turbines, and the power generation increases gently, so it can generate more power than other wind turbines within a certain range.This 500W wind turbine has been carefully designed for you who seek green energy combined with modern aesthetics. Efficient Work: It has a power of up to 500W and a wind speed of up to 42.65ft/s, and the starting wind speed is lower than that of other wind turbines, and the power generation increases gently, so it can generate more power than other wind turbines within a certain range.