Two Small Wind Turbines without rotational axis.  0-600 watt capabilities.  Request a sample advertizement PDF file .  Looking for $700.00 as is or $799.00 complete with pole & rotational axis.  Remember that it cost me $500.00 in just parts plus another 40 hours worth of work and testing.  Or if you wish to build your own, request a PDF file to build one for only $19.95 on this website only.

http://astore.amazon.com/greany-20