Made of high-quality material flexible and easy to store, the string light with high brightness, low radiation, and no pollution. Waterproof and durable. Suitable for most bottles. Cork diameter: 0.6 inches to 0.9 inches, fit most wine bottles, whiskey bottles, beer bottles, and other bottles. To switch on the power summary of lights, and easy to bend and shape as your desired DIY creativity., Each stand light is the perfect decoration for any occasion. You can easily carry them and place the lights anywhere you like. Create a romantic atmosphere. Suitable for various festival celebrations. Decorate your tables, gardens, porches, bedrooms, doors, and parties with fairy lights. Each wine bottle cork light is powered by 3 pcs AG13 Batteries, it can provide up to 20 hours of light by three new batteries. The best power-saving string lights will give you a fascination in the new lights world. Please remove the insulating sheet for the first time use. Features: Cable Material: Copper Wire Color (Silver) Cable Length: 2M/ 6.6FT LED Quantity: 20 Powered by 3 x AG13 batteries (Batteries included) Function modes: Steady on Waterproof level: IP65 High flexibility Decorate your computers, Christmas Trees, and your work desk easily