Ultra Flexible 12 Gauge WireAIMIXUN 12 gauge electrical wire with spool and have 2 Conductor Parallel Wire, Black and Red each color 50FT. The spool allows the wire to be easily cut and stored for greater convenience when in use. The jacket material is flexible and environmental friendly PVC, which can be twisted and extended it freely as you like. 12 gauge stranded wire only need 0.3 US dollars per feet, which can save you more money and give you a better life. High QualityHigh-quality PVC shell which make 12 gauge wire automotive more durable and eco-friendly. high temperature resistance 70 C°, low temperature resistance in extreme cold -20 C°. Good conductivity, high mechanical strengthfeatures, flame retardant, anti-aging, acid and alkali resistance and dampproof. Advantage of Copper Clad AluminumCCA wire costs much less, yet enjoys the same functionality and reliability as copper wire, and is a better conductor of choice for the home. The advantage of the CCA wire is