... High module conversion efficiency up to15.5% 2)25-year limited warranty on power output 3)TUV,UL,IEC61215,IEC61730,ISO,MCS ... :High-power module using 5-inch,6-inch monocrystalline solar cell &polycrystalline solar ... 25 years Power range: 80W,90W,100W,170W,190W,230W,240W ... We offer you the best quality on the market! 2) We ... 7) We have excellent manufacturer solar panel warranty policy !Thanks for attention ...