ALEKO WG450 450 Watt 12 Volt 5-Blade Residential Wind Turbine Generator Kit with Charge Controller 450 Watt Max, 12 Volt system uses wind to generate power and run your appliances and electronics Constructed from lightweight, weatherproof cast aluminum Latest 2011 design with 5-new blades. Charge controller is included! Wind turbines include generator, 5 blades, charge controller and screws/bolts Out put: Three phase 24V AC, 1-Year Warranty