Thermostat Wire, Solid, 2 Conductors, #18 Awg Conductor Size, 150 V, 500 FT Overall Length, 0.132 In Outside Diameter, 0.006 In Insulation Thickness, Copper Conductor Material, Polypropylene Insulation Material, Red;White, -20 °C Operating Temperature, +60 °C Operating Temperature, 14 LB/MFT