... hybrid controller, 12V or 24V horizontal wind turbine , three blades, white blades, RPM 12m/s. Welcome to our AliExpress:http://www.aliexpress ... item)7. 600 watts maxmauim output 8. Carbon fiber blades, high efficiency of anti-wind ability,move mutely and steadily ... 9. Blades with the ability of automatically stall protection under strong wind10 ...