Heavy Duty Indoor/Outdoor Extension Cord 30 Ft: This 30-foot extension cord is perfect for both indoor and outdoor use. Use it in the garage, workshop, patio, or home office where a compact, heavy-duty power solution is needed. 16 AWG 3-Prong Grounded Plug for Safety: Features a grounded 3-prong plug for safe, reliable use with high-powered tools and appliances. 16-gauge copper wire supports up to 13 amps and 125 volts.