... . wind power features:1) Model: FD2.2-200W,FD2.6-300W, FD2.8-600W, FD3.2-1KW, FD4.0-2KW, FD5.0 ... -20KW, FD13.0-30KW, FD18.0-50KW,FD21.0-100KW2) Output rated voltage: DC: 28V, 56V,115V, 220V,230V, 380v3) Suggest ... wind speed: 3m/s5) Servicesa) ISO9001 quality control and inspectionb) In house & Third Partiesc) Ordering and warehousingd) CE wind turbine