Solar Module: 1,TUV ,CE, RoHS ,ISO900. 2,10 years quality warranty. 3,High transmissivity low iron toughened glass. TEST CONDITION ... 808*45(MM)Number of cells72PCSSize of cells(wide and high)125mm*125mm , MonocrystallineWeight per piece KG15.5KGSCertificates CE, ... efficiency 17.7%Quality guarantee 5years product warranty,10years 90% and 20yesr 85% of the power 190W-36V Monocrystalline Solar panel