This versatile NPower solar panel is suitable for residential and commercial applications, along with boats, RVs and for backup power. Panels provide 14.5% module conversion efficiency per each 4.9in. x 4.9in. cell. Aluminum frame, tempered glass with EVA laminate and weatherproof film makes panels suitable for continuous outdoor use. Application: Residential/Commercial, Boats, RVs and backup power, Watts: 180, Dimensions L x W (in.): 62.2 x 31.8 x 1.4, Material: Tempered glass, EVA resin, weatherproof fiiml, Panel Type: High Efficiency monocrystalline solar panel, Panels (qty.): 1 Includes cable and MC4 plug system 62.2in.L x 31.8in.W x 1.4in.H