... electric energy producing, safe, low start wind speed, low price Solar street light.1,All of our products conform to CE and ISO9001 ... .2-0.3/82,Rated power:300w3,Rated RPM:420r/m.4,Generator rated voltage:DC28v5,Rotor diameter:2.2m6,Start ... -up wind speed:2m/s7,Rated wind speed :8m/s.8,Security wind speed:35m/s9,Working wind speed:3m/s ...