Era Solar co., ltd. is mainly involved in manufacturing of solar modules, PV power systems and other relative products such as solar street lights. Meanwhile, ERA Solar also has a strong engineering team and advanced testing equipments. The manufacturing capacity is 100MWp per year. The ERA solar panels have got CE, UL, T�, RoHS, IEC61215 certifications. The panels have high efficiency, high output and long life. I hope my company could be your partner. We are looking forward to provide you our superior quality products with good service. My company's website is http://www.erasolartech.com/http://www.erasolar.sh.cn/about.aspThe specification of solar panels is on http://www.erasolartech.com/english/era-solar-47.htmThe size of the modules ranges from 160W to 180 W.