12 Gauge Flexible 2 Conductor Parallel Silicone Wire Spool Red Black High Resistant 200 Deg C 600V for Single Color LED Strip Extension Cable Cord,Model,50Ft Stranded Tinned Copper Wire. Long life: 12 Gauge 2 conductor parallel silicone wire Core made with 680 strands 0.08 mm tinned copper wire per conductor,tinned copper wire has a better anti-oxidation performance,feature high conductivity,lower resistance,reduce the producing of heat,and anti-aging.