PV solar panel 1,Certification:CE ,TUV,ISO 9000 2,Life of span 2 5 years 3,High efficiency:17% 185w solar panel ITEM NO.:NZX ... Load23m/s ,7.53gWeight Per Piece(KG)15Cell Efficiency for 180W(%)>17%Frame(Material Corners,etc.)Anodized Aluminum AlloyBacking (Brand Type ... Test ConditionsAM1.5 1000W/ 25 +/-2°C FF (%)78% 185w solar panel