solar panel 1. TUV,IEC,CE,UL,cUL ... 80%, 10 years 90% Technical Parameters of Typical Crystalline Silicon Solar ModulesParameters Types Electric Performance ParametersModules Size(mm) L ... Vmp (V)Imp (A)Voc (V)Isc (A)solar cellsYHM300-36B30035.28.542.49.1812*61950× 990× ... Adding letter A after type indicates mono-crystalline cell, adding letter B indicates poly-crystalline Certification: CE, TUV, VDE, IEC, ...