... High Efficiency Solar Panel (175W) 1) Products from 1W-300W for poly, mono 2) High efficiency 3) Certificates: TUV, IEC, CE, High Efficiency Solar Panel (175W ... )1) Products from 1W-300W for poly, mono 2) High efficiency, good performance 3) ... (TUV),UL1703/CSA,MCSCellsPolycrystalline silicon photovoltaic High Efficiency Solar Panel (175W)