... ,1000WL (5blades) Small Wind Mill,Wind turbineFeature of 400w,600w and 1000w 5 blades wind mill,wind turbine *High Efficiency ... & sand-proof*Long lifespan over 15 yearsParameter of 400w,600w and 1000w wind turbine TypeHY-400WLHY-600WLHY-1000WLRated Output400W600W1000WPeak Output500W750W1200WRated ... 3Years On Market7 There are five working videos of HY400W,600W,1000W in youku web. 1.low start up wind ...