VIABRICO Wire: 14 gauge Copper Clad Aluminium wire, 100ft/30.5m each spool. 6 different colors (red, black, white, blue, green, yellow) totaling 600 feet. high mechanical strengthfeatures, flame retardant, anti-aging, acid and alkali resistance and dampproof. Convenient to Use: This low voltage wire is easy to strip and cut into any length based on needs. Wire comes wrapped around a hard plastic spool that makes dispensing convenient. 6 jacket colors make for quick and easy to distinguish the polarity and numbered markings for accuracy. Perfect Performance: Wire operating temperature rating of -20 of 70 respectively. The hook-up wires are designed to operate under stringent conditions. The jacket material is flexible and environmental friendly PVC, which can be twisted and extended it freely as you like. Advantage of Copper clad aluminum: CCA wire offers the same signal frequency and reliability in terms of corrosion resistance to copper wire. The advantage of the CCA wire is