Parameter Rated power 2,000W Max power 2,200W Output voltage 220/110 Rated wind speed 9m/s Rotor diameter 1.8m Blade material FRP Swept area 4.5m2 Start-up wind speed 3m/s Work wind speed 2-24m/s Rotation speed 150r/min Number of blades 5 Turbine weight 170kg Tower height 6m Tower type Steel (Q235B) Suggested battery type 12v150AH 4pcs Service life 20-25 years