1, 1.start up wind speed<1.3m/s
2.3 outer blades
3.20years use life and 1 year for warranty
4.small ,light ,stable and safely
5.Certified with:CE, RoHS and ISO 9001 2000
6.High efficiency, could be hybrid system with solar panels.
7. Applications: Marine, Boat,Streetlights, Home, Openning Plaza lighting..