12 Gauge Extension Cord by Watt's Wire: Designed to safely handle up to 15 amps, this 15 amp extension cord is perfect for high-powered tools and equipment in outdoor environments. Outdoor Extension Cord SJTW: Our heavy duty power cords are made with an SJTW jacket which is suitable to temperatures from -40°F to 130°F. This waterproof extension cord can be used in rain or shine. *Keep connection points dry. Flexible & Heavy Duty: Our cords use 12-Gauge soft-drawn copper to give 120V 15-amps with minimal voltage drop providing all the power you require! Our power cords are the best on the market! Strong & Reliable: Crafted as an outdoor extension cord, our cords include strength-adding poly strands to make them handle heavy day-after-day use. These can support up to 150 lbs without damage! Don't waste time with a half-strength competitor! Safety: Designed to OSHA and UL 817 requirements, our outdoor extension cord is corrosion, fire, & moisture resistant; with built-in strain-relief and unbreakable molded NEMA 5-15 (US) plugs. Great for Appliances: Our heavy duty extension cord makes for the perfect appliance extension cord or generator extension cord. Weatherproof Cord Jacket: Our outdoor extension cord has a SJTW jacket which can stand up to rain and snow.