Hyper Tough 15FT 16AWG 3 Prong White Outdoor/Indoor Use Single Outlet Extension Cord, 13 amps - Walmart.com
Amazon.com: BN-LINK Outdoor Extension Cord 1 to 3 Splitter, Max 13 ft Extension(25 ft Total), Multi Outlet Power Cord, 16/3 SJTW Weatherproof for Lighting, Landscaping & Holiday Decorations, Grounded, ETL Listed :
Woods 25 ft. 14/3 Multi-Outlet (3) Garden Outdoor Medium-Duty Extension Cord, Green 3030 - The Home Depot