Includes: 6 Battery Operated Plastic Corks Connected to Fairy String Light and 9 Replacement Batteries Submersible: Use in Full or Empty Wine Bottles 15 LED Lights on a 19' Bendable Wire Cord Steady Lights Micro Lights are the Size of a Water Droplet Light Time: 10 Hours (on a fresh set of batteries) Batteries Included (replaceable) Reusable