Solar energy/ panel components 75W-85W Mono/poly .lifetime >25years .low price,high quality ,ISO9001:2000,CE certificate 1.manufacturing company 2.Mono/poly ... quality 5 ,ISO9001:2000,CE certificates120W--140W SpecificationsCell Mono/poly-crystalline silicon solar cells 125mm×125mmNo. of cells and connections 36( ... ±10)Power temperature coefficient%/K-(0.5±0.05) Solar energy/ panel components 75W-85W