This Sunforce Wind Turbine is designed for marine applications and is great for cottages, sailboats, docks, boathouses and more. Low-noise aerodynamic fiberglass blades feature a weatherproof, industrial-strength design and are designed to operate at low wind speeds, beginning operation at 4 MPH.

• Charges 12 Volt  battery banks
• Designed to perform in low wind speeds
• Weatherproof Marine Grade Industrial Design
• Corrosion Resistant Powder Coated Aluminum Cast Body
• Ideal for Salt Water & Marine Applications
• Patented MPPT (Maximum Power Point Tracking Charge Controller)
• Auto-sense type of battery
• Prevents overcharge and discharge of batteries 
• Low noise aerodynamic fiber glass blades
• Sold in a variety of kits for easy "Do it Yourself"  installation