... efficiency 3,Competitive price :0.65--0.8usd/w Poly Solar panels:1,TUV ,CE, RoHS ,ISO900.2,Warranty: ... V37.2VShort circuit current A 8.65ASize of module (wide and high)1650*992*50(MM)Number ... coefficient of Vm-0.33%°CNOCT(nominal operating cell temperature)45°C(±°C)Insulation higher than ... conversion efficiency above 16.04%Quality guarantee 5years product warranty,10years 90% and 20yesr 85% of ...