Detailed Product Description Our wind turbines are the vertical axis style and ranges form 10w, 200w, ... , to 10kw. We are doing the R&D of 50kw, 500kw, 1mw. Each of 1kw, 3kw, and 10kw model has off ... length: 130cm Start up wind speed: 2m/s Working wind speed: 4-25m/s Rated wind speed: 10m/s Security wind speed: 40m/s ...