Rated output power 2kw Max. output power 2.4kw Rotor diameter 3.8m Max. start torque 0.8 n/ m Rated speed 320r/ min Rated wind speed 8( m/ s) Start wind speed 2.5( m/ s) Working wind speed 3-25( m/ s) Survive wind speed 50( m/ s) Ideal wind speed 4-14( m/ s) Output voltage 72v Control system Controller, inverter Cable tower height 8m Wind Turbine Weight 90kg Class of insulation B Corrosion prevention Galvanization, paint Blade 3 FRP blades Over speed protection Automatic yaw, electromagnetic protection Suggest battery 12v200ah* 6pcs Service life 15years