POPULAR ROMANTIC WAY TO RECYCLE BOTTLES — 10 super bright led bulbs on a 40 inches long and thin copper wire. Most popular fairy lights create a romantic atmosphere, ideal for table, room, patio, wedding, party, Christmas, New Year and other festival decoration. UNIVERSAL CORK SHAPE &Easy TO USE — The size fits most bottles. Cork diameter: 0.65 inch to 0.9 inch, fit most wine bottles, whiskey bottles, beer bottles and other bottles.Pull out the insulation strip, put the light strings into bottles, and switch the button to turn on/off the light. HIGH QUALITY&ENJOY DIY FUN — Made of high-quality ultra thin copper wire with enough copper wires length and this battery powered wine bottle lights can be easily designed to any DIY shape you like. It is also a good gift for your kids, friends and families.(and there is a extra screwdriver in the package for changing the batteries.) SAFE BATTERY OPERATED — Powered by 3 LR44 batteries, it can provide up to 48 hours of light by three new batteries.The 10 led lights will use double time than 20 LED, while they have the same effect. a very good deal. best power-saving string lights will give you a fascinate in new lights world. PACKAGE — 15 X artificial cork lights. Per item length: 1m/3.4feet, total LED chips:10 LEDs/per lights. Distance between per LED chips: 10cm/4 inch. If you have any quality problems, please feel free to contact the seller directly.