Featuring NOMA Advanced™ EverTough™ weatherproofing and corrosion protection, the warm white Weatherproof C9 LED Lights are designed to be durable for season-after-season use. The 7.2-watt C9 Christmas lights feature 35 warm white bulbs with extra bright Twin Power and constant-lit technology, so the entire strand stays lit if one bulb burns out. Connect up to 60 plug-in LED light sets to complete the look and illuminate your indoor or outdoor space. These LEDs are built to last, rain or shine, guaranteed by a 10-year warranty.