300W windmill & solar LED system in Liao Ning Maglev technology, Eliminates friction Simple Installation 300W windmill & solar LED system in Liao Ning Rated Power300W Wind wheel diameter1.23M/1.09M Weight 27KG Blade MaterialAluminum Alloy The number of blade 3 Minimum wind speed start 1m/s Minimum power wind speed 2m/s Minimum charge wind speed 2.7m/s Rated wind speed 12m/s Maximum cut off wind ...