Type SJTOW 90ºC, 300 Volt, UL/CSA Portable cord. 18 through 12 AWG fully annealed stranded bare copper. Premium-grade, color-coded PVC. Polyvinylchloride (PVC), gray or yellow. Temperature range: -40ºC to +90ºC. Oil- and water-resistant jacket. Ozone-, sunlight (UV)- and weather-resistant. UL Listed and CSA Certified for indoor and outdoor use.