Aluminum Armored Conductor, Solid, #12 AWG Conductor Size, PVC Jacket Material, Thermoplastic Nylon Insulation Material, Copper Conductor Material, 600 V, 20 A, Black, White, Red, Blue and Green, 4 Conductors, 250 ft Overall Length, 0.539 in Outside Diameter, +90 °C Operating Temperature, 155 lb/mft