Amerisolar photovoltaic modules are designed for large electrical power requirements. With a 25 year warranty, AS-5M offers high-powered, reliable performance for solar projects, both on- and off-grid. Solar Cell: High efficiency solar cells ensure high performance of solar module and create maximum power output. Low iron tempered glass: Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module. Aluminum frame: Without screw, corner connection. 10 holes on the frame can be installed easily. Superior Junction box: Multi function junction box with water proof capabilities. Long lifespan: 25Years. Tolerance: �±3%. Good performance of preventing from atrocious weather such as wind and hails. Resisting moisture and etching effectively, not effect by geology. The certificate issued by international authority: CE, TUV, *****, UL, KEMCO. Our factory is located in China and professional in making mono/poly crystalline silicon Solar cells/panels/modules. We could provide you the product with competitive price and high quality. I wish to establish business relationship with your and look forward to receiving your reply asap. Pls kindly get me directly via --** h a r r y l @ w w m u s a .c om **(no space for the address) or 0086 135 0162 4668 . Thx