USB RechargeableThe bottle lights can be recharged by the USB DC5V port which can be found anywhere. 20 minutes charging 6-8 hours lighting. Multicolor change flicker. Easy to UseSimply twist the end of the cork to switch ON or OFF. Flexible copper wire can easily build the shapes you want or easy to put inside your different bottle. You can easily curl the led starry string lights for convenient storage after finishing using. Decorate Your Exquisite LifeThe 15 LED lights on the 4.6ft copper wire illuminate inside the bottle for a beautiful sparkling glow. Its colors are: red, green, blue, yellow. Multicolor change flicker. Not only has the empty bottle been recycled, but it has become a beautiful ornamental lighting thing. The wood made cork has an excellent touch feeling than the plastic one. SaftyWill not overheat, use safety. Low energy consumption, good heat dissipation, cool and safe to touch without risk of burns. LED is made of non-toxic materials. LED light with less ultraviolet light and infrared, reduce radiation damage to the body. Wide ApplicationsMulti color makes a romantic atmosphere for your home or party. It is suitable for home kitchen, bar, entertainment area, wedding, Halloween, Christmas, party decor and so on. Decorate your exquisite life: The 15 LED lights on the 4.6ft waterproof wire illuminate inside the bottle for a beautiful sparkling glow. You can decorate teenager's rooms to enjoy ambience of relaxing, decorate your wedding to memorize your important and romantic moment, decorate it in shop or restaurant, create welcome feeling, customers will be attracted by the led starry string lights. It is suitable for home kitchen, bar, entertainment area, wedding, Halloween, Christmas, party decor and so on. Specifications: Material: Copper string wire LED lights with high brightness, low radiation and no pollution.High quaility ABS plastic body and wooden bottle cork cap Light color: Red, green, blue, yellow. String length: 4.6ft 15 LED Distance between per LED bulb: 3.9inch Charge Port:DC5V USB Battery: 90mah Li battery How to use: 1.Remove the cork to expose the USB plug for charging, indicator light will be red when charging and auto off after full charge. 2.Quick charging 20 minutes to full charge in any standard USB port which provide 6-8 hour of romantic lighting for you. 3.Turn on the light by twist the transparent plastic on the top. 4.Extra thin Copper Wire flexible, easy to banded and shaped as you like. You can easily curl the led starry string lights for convenient storage after finishing using. Note: 1. Children under 10 years should use it under the instruction of adults. 2. The copper wire is waterproof, but the plastic shell of the head is not waterproof. Please note when using. 3. If you have any questions please contact us, we will provide the best quality service. Package Contents: 3 * USB Rechargeable LED Wine Bottle Light (bottle not included)