Full Technical Description: Knurled Type; Red Color; (2) #14 min. Wire Combination Size; (2) #10, (2) #12 Max. Wire Combination Size; 18 to 10 AWG Wire Size; UL, CSA Approval; 300 V; 600 V Building Wire; 1000 V (Fixture, Sign) Voltage Rating; 221 Deg F Temperature Rating; 250 Per Keg Standard Package; Copper Wire Type; Live Action Spring Type; PNRK Model