Brightech Ambience Pro 48 ft. Incandescent Indoor/Outdoor Weatherproof 40-Watt String Lights - Classic black
From Macy's
These porch lights are durable thanks to Brightech's industrial grade WeatherTite Technology These lights are waterproof and have withstood Nor'Easters blowing at 50 Mph, per reviews! They are Ul listed, and the extra thick light cord is flexible.