Portable Cord, Stranded, 65/30 mm Core Strands, #12 AWG Conductor Size, Copper Conductor Material, Thermoplastic Jacket Material, Thermoplastic Insulation Material, 300 V, Black, Green and White, 3 Conductors, 250 ft Overall Length, 0.435 in Outside Diameter, 0.03 in Insulation Thickness, -50 °C Operating Temperature, +105 Operating Temperature, 0.116 lb/mft