Polar/Solar 1787 10/3 15-Amp SJEO Outdoor Extension Cord with Lighted End, 25-Foot Polar/Solar cords maintain total flexibility to -67 Degree F, great cold weather outdoor cord Cord is made in USA, 25-Foot with rugged insulated cord jacket, flame retardant and water resistant Super Heavy Duty 10/3 15-Amp and 25-Foot Outdoor Extension Cord Power indicator light lets you know when the power is on! 10/3 indicates the wire is 10-AWG, the thickest and highest rated, commonly used with generators