Accmor Extra-Waterproof Led String Lights, CR2032 Battery Operated Lights Set - Perfect Bedroom, Indoor or Outdoor Decorations/ Ornaments, 7.87ft 20 Leds (UL Certified, 2 Pack, Warm White) The string lights is CR2032 batteries operated, can be used for outdoor, portable to wrap anywhere The led decorations are made of flexible copper materials, can be bent and shaped easily Decorative waterproof lights can be used under the water, durable, safe and heat-resistant Use in sport to light your jacket, your bicycle, helmets, so other vehicles can see you on the road Decoration gift for Halloween, Christmas, Valentine's, Mardi Gras, custom parties, fourth of July.