DEWENWILS green extension cord is crafted using high-quality all-copper wire and double jacketed design for maximum sturdiness, with its full-molding construction, it can withstand a lifetime of wear and tear, rest assured, this cord is ETL certified. SJTW extension cord AC 125-Volt/13 Amp/1625-Watt power rated, the outer jacket is flame retardant, wear-resistant and waterproof which can prevent the power cable inside from damp, abrasion and Sunlight, it is suitable for temperatures from -40°F to 130°F. Multi plug extension cord comes with a pigtail triple tap to accommodate power adapters and bulky plugs, allows you to power multiple appliances simultaneously, a great choice to save sockets and maximize usage of power strips and wall outlets.