DEWENWILS 25 Ft Outdoor Extension Cord for Christmas, Evenly Spaced 3 Outlets Plugs with Safety Cover, 16/3 SJTW Weatherproof Wire for Outdoor Lights, UL Listed - Amazon.com
Amazon.com: Cablectric 1 to 3 Splitter Christmas Light Extension Cord Outdoor, Combined 40 FT, End to End 28 FT, 3 Prong with 3 Extended Outlets with Weatherproof Covers 13 Amp, 16/3 Green
6-foot Extension Cord, Green Wire – Christmas Light Source
Utilitech Outdoor Extension Cords 15-ft 16 / 3-Prong Outdoor Sjtw Light Duty General Extension Cord in the Extension Cords department at Lowes.com