... /THWN WIRE 1 CCC,CE,CB,RoHS approved 2 insulation:PVC 3 sheath:PVC and rubber for option 4 conductor:bare copper ... ,RoHS approved2 insulation:PVC3 sheath:PVC and Nylon jacket4 conductor:bare copper,ccaVoltage is 600V, SIZE from 8AWG ,10 AWG,12AWG ...