Optimal company(http://www.optimalmy.com) specializes in wind generator which ranges from 200w  to 200kw. Through our mutual efforts ,we have obtained CE and ISO9001 certificate .our products have exported to England ,USA,Sweden,Chile ,Austrilia,Africa and more than 40 countries .we also specialize in off-grid inverter,on-grid inverter,home UPS inverter,controller,battery ,solar panel and LED light .I would like to introduce you the Angel series 400w wind generator
1)beautiful  design applying to home appliance  and road light (no pollution )
2)low torque (the patent  of our company )
3)balance rate is high reaching 99%
4)high security performance
5)wind generator is light ,easy to install ,save the expenses for you
6)carbon brush can be used 100,000 times(patent of our company )
we alao specialize in controller ,inverter ,battery and solar panel ,LED light
I am looking forward to your early reply .thank you