Red/Black Zip Cord is a low voltage DC power cable. Also called zip wire and bonded wire, the cables pull apart for quick separation. Easy to identify polarity for DC applications. Excellent for Garage Door sensors, Amateur Radio, Automotive/Stereo, Robotics and R/C. Conductor: Extra flexible soft bare copper stranding for maximum flexibility and conductivity Insulation: Automotive grade "GPT" PVC insulation which is oil & gas resistant Temperature Range: -40°C to +80°C (-40°F to +176°F) Compliances: Designed to meet UL VW-1 Vertical Wire Flame Test, RoHS Compliant Voltage Rating: 300 VAC Gauge (AWG) = 24 Number of Strands = 7 Gauge of Strands (AWG) = 32 Finished Wire Diameter = .06 x 0.13 Inch (1.52 x 3.30 mm).  Tinned copper wire.