wind turbine generator

1.wind turbine generator with CE certificate.
2.high output efficiency generator.
3.Long service life, cost-effective.
wind turbine generator , timely and quick after-sales service
Please see following technical parameters:
Model: FD2.8-0.5/8
Rated power:500W
Rated wind speed:8m/s
Starting wind speed:2m/s
Working wind speed:3-20m/s
Survived wind speed:35m/s
Rated rotate speed:480r/min
Rotor Diameter:2.8m
Rated voltage:DC28.
Blade material: fiber glass.
Speed regulation method: mechanical yawing+ electromagnetic brake