5PCS Wine Bottle Light String with Cork Battery Powered 20 LED Silver Wire Lights String Starry LED Lights(Blue) String length:2m/78inch Total LED bulbs?20LED Powered by:3*AG13/LR44 battery (battery Included) The bottle light string is flexible,easy to bent ,shaped and store,you can decorative empty bottle as you like Made of high-quality material,waterproof,energy saving and environmental protection Easy to use, just switch the button to turn on/off the light