Prime Wire & Cable EC502615-2-PK 15-Feet 16/3 SJTW Indoor and Outdoor Extension Cord, 2-Pack, Black Oversized plugs and strain reliefs prevent wire from separating from the plugs, and nickel-coated blades resist corrosion Water resistant and flame retardant Stays flexible from -40-DegreeF up to 140-DegreeF (-40-DegreeC up to +60-DegreeC) UL us listed, rated 13 A/125 V/1625 W