... with 80 % efficiency 3,Competitive price :0.65--0.8usd/w Poly Solar panels:1,TUV ,CE, RoHS ,ISO900.2,Warranty: 25 years ... *156mm , PolycrystallineWeight per piece KG19.5KGSCertificates CE, ISO9001 ,TUVCable type and length,4cm*cm TUV certified cable 1m longconnector typeMulti contact ...