... mono & poly 2.TUV, IEC, CE,UL,ISO certified 3.Solar panel will attend HK Lighting Fair in October. 275W Mono ... Solar Panel 72 Solar Cells Home RoofCertificate:TUV, CE, IEC, ISO, UL ... 14.0%Cell Efficiency(%):16.0%Tolerance:±3%Electrical Characteristics:Solar Cell:Monocrystalline156mm*156mmConfiguration:72cells,6*12seriedDimension:1955*990*46mmWeight: ...