6 PCS Fairy LED String Lights Battery Operated, 3.5ft 20Led Starry Firefly Lights, Warm White Flexible copper wire(silver coated): 3.5ft extra thin string with bright high quality 20pcs micro LED starry lights, 7.87in/20cm cable between the battery box and the first LEDs Low voltage, Easily Operated by batteries: 2 x CR2032 included, easy to be replaced, The battery box is with ON/OFF switch,simply switch on the lights and enjoy these amazing moon lights.so easy to operate and hide, 21hours continuous battery life and longer if using with breaks Widely used: Flexible and thin but sturdily built, the string lights can be easily bended, 360 degrees sparkle with beautiful effect, perfect to decorate party, wedding, Christmas, shop, restaurant and room, anywhere indoor / outdoor usage of lighting decorations Waterpoof - Ultra Thin, Bendable but Sturdy Wire with LED Lights is Totally Submersible?the copper wire part into water to achieve amazing lighting effects, Not included battery. Package included: Pack of 6pc starry string lights, for spare batteries, please search asin B01G1DRQF6