Rated Power:3000W Size(Height/diameter):3.3M/3.2M Weight:315KG Blade Material: Aluminum Alloy The number of blade:3 Minimum wind speed start:2.5m/s Minimum power wind speed:2.5m/s Minimum charge wind speed:3.5m/s Rated wind speed:11m/s Maximum cut off wind speed:15m/s Resistant to wind speed limit:65m/s The type of Generator: Three-phase AC maglev wind turbine Controller output voltage:DC48V Controller output current:<130Amp Controller brake system: Over speed automatic Three-phase short-circuit braking Normal operating temperature:-30>50 degr.C Controller must be ordered separately.