wind generator advantages followed : 1 .we do wind power generator for more than 20 years and export more than 90 countries .including Canda . from 500W to 100KW , you can find what you want . 2. certificated : got CE , UL certificated . follow ISO9001 quality standard . meet America market demands . 3. high cost-effective : 30% higher efficiency than other traditional generator , 10% lower noise than others .high quality guarantee , best service , best package and best price . 4. SCF technology , which is the international patent . Siemens PLC control system make the generator . make the generator more reliable and stable Hummer Dynamo CO.LTD is a professional wind generators manufacturer with high-tech in the field of wind energy. Hummer specialize in researching, developing, producing and promoting of small-sized wind generator system, and also provide solutions for setting up small-scaled wind farm. After nearly 30 years efforts, Hummer has developed independent intellectual property rights of "Hummer" wind generator and control system. All Hummer small-sized wind generators including wind generator from 400w to 50KW, which have acquired CE certificate. Meanwhile, Hummer&＃039;s wind generator with good reputation can be found in more than 91 countries and regions, such as EU, North America, Oceania, Africa and Asia. Hummer&＃039;s wind generators have the features of "Super Light, Small, Swift and High efficiency" when comparing with traditional&＃039;s. We have a powerful R&D team (consisting of experts enjoying government allowance), providing a reliable strength for product upgrade& technical support. The management team has abundant experiences in production, marketing, service and consultation. Until now our company has formed a comprehensive management system of research, study, development and service.