Mounting Base:Without Mounting Base Shaft Material:iron is_customized:Yes Model Number:FZ Type:Wind Power Generator Origin:Mainland China Certification:CE Shaft Materia:iron Safe wind speed (m/s):≤40m/s Shaft type:vertical axis wind turbine generator Blade material:Fiberglass Generator protection grade:IP54 wattage:3000W voltage:12V 24V 48V Warranty and Return 1. The product warranty period is within 1 year after purchase. (Damage caused by dismantling, manual damage, etc. is not covered by the warranty). 2. If the buyer finds that there is indeed a problem with the product within seven days after receiving the product, buyer could applied to seller to return for inspection. If the product is indeed defective, we will replace it with a new one. If there is no suitable substitute And we will refund you. Shipping, handling and insurance fees are non-refundable. If it is found that there is no problem with the product, the product will be returned to the buyer at the buyer's expense. 3.Please contact us to request a return authorization. Your name, auction number, and reason for return should be included in the email. 4. After receiving the goods, pls remove the tape around the box when unpacking, without violent damage, to avoid potential damage to the goods. It is recommended to keep the outer packaging for at least 15 days after receiving the goods. When returning goods, please ensure the integrity of the original packaging and the goods. If there is any reason that affects the secondary sales of the goods, the return and exchange cannot be accepted. All cost of return and tax will be covered by buyer. 5. When receiving the goods, if you find that the outer packaging is damaged, you should immediately contact the local courier to make a complaint and claim, and at the same time take a photo or video as the evidence and inform the seller. If the buyer fails to follow the above operations , then if the goods are damaged or lost due to courier reasons, the buyer shall take the responsibility.