LED Copper Wire Lights, Yoland 6.6Ft 20LEDS Battery Operated Fairy Indoor Decorative String Light for Bedroom, Seasonal, Home, Garden, Party (2 Set, Warmwhite) Made from high quality copper wire that is thin and flexible, Bendable but Sturdy Wire with LED Lights is Totally Submersible 2 Sets in one package. 20 Bright Warm White LED Lights on 6.6 Feet Long copper wire; LED Space: 3.93 inches 2 * CR2032 batteries required and included,When used with new batteries it offers approximately 22 Hours Copper wire part is waterproof designs, great for indoor and outdoor use. But noted, please keep the battery part away from water or rain These LED Battery Operated String Lights are perfect for DIY decoration, Christmas, Halloween, Wedding, Party, etc