Feature:1. The current and voltage regulation is effective, the wind energy utilization rate is high, and a good power generation rate is ensured.2. These wind turbine accessories are made of alloy steel and plastic, has high temperature resistance, and good environmental adaptability.3. The structural design of the external rotor AC motor can effectively reduce the wind resistance and make the entire unit run more stable and reliable.4. The 4blade design and the lanternshaped appearance can reduce the energy consumption of the wind wheel when facing the wind.5. Widely used in ships, terraces, cabins or mobile houses to generate electricity, etc., with strong practicabilitySpecification:Item Type: Wind TurbineMaterial: Alloy steel + plasticRated Wind Speed: 12m/sStarting Wind Speed: 2m/sSafe Wind Speed: 45m/sWind Wheel Diameter: Approx. 0.9meter / 3ftNumber of Blades: 4pcs.Package List:1 x Fastening Tool Kit4 x Blades1 x Wind Turbine1 x User Manual1 x Fixed Sheet1 x Wrench1 x ControllerNote:1. When assembling, please place the generator, do not drop, knock, or touch, otherwise it will damage the product and affect its use.2. When connecting the controller, be sure to follow the wiring diagram on the controller to wire, otherwise it will affect the normal use of the product, and in severe cases, it will burn the product.3. After assembling, first confirm whether each screw is fixed well before using.4. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.