Amazon.com: 1 to 6 Outlet Splitter 50 FT Extension Cord, 3 Direction Multi Outlet Splitter for Christmas and Holiday Lighting, 30 Ft Reach Plug to End, Outdoor, Indoor, Weatherproof, Landscaping : Tools & Home Improvement
2' Extension Cord for Coaxial Lights
Bret Schultz's Christmas lights the brightest of them all - al.com
Power By GoGreen 9-ft 18 / 2-Prong Indoor Spt-2 Light Duty General Extension Cord in the Extension Cords department at Lowes.com
How To Connect Christmas Lights With Extension Cord | Storables
Amazon.com: SURAIELEC Outdoor Extension Cord with Multiple Outlets, (15+10+10+10) 45FT Total, 25FT End to End, 1-3 Multi Plug Splitter, 16/3C SJTW, for Landscape, Christmas Lights, Halloween Decorations, Green : Tools & Home Improvement
Holiday Living 12-ft 18 / 2-Prong Spt-2 Light Duty General Extension Cord at Lowes.com