The MCRR 221007 RED is a 100m Hook-up Wire with UL subject 758 standard tinned copper conductor of 22AWG, UL758 class 24 to CSA standard C22.2 210 red semi-rigid PVC jacket, 300V rated voltage. Approved UL style 1061, CSA type AWM I A/B and CSA FT-1, UL VW-1 vertical flame propagation.