Enjoy the most SPECIAL DIY Fun for you: It’s made of high-quality ultra-thin silver copper wire and it can be easily designed to any DIY shape as you like, which suitable for Party, Wedding, Barbecue, Halloween, Christmas, Square, Garden and etc. It is also a perfect gift for your families and friends. Update Design & IP 58 Waterproof: The size fits most bottles Each cork string lights doesn’t include screw, easy to open the battery case and replace the new batteries. The LED string is IP 58 waterproof, which can be immersed in water without damage.(Note: The crok part is not waterproof) Popular Perfect decoration: 8 units 20 Led bulbs on a 6.6ft long and thin silver wire. The low heat emission and eco-friendly design bottle cork string lights could create a romantic, peaceful and warm atmosphere after decoration. Safe Battery Operated: Powered by 3 LR44 batteries. It can provide up to 48 hours of light by three new batteries. (Including an extra 30 packs of batteries, a total of 60 packs of batteries that make it last longer). The best power-saving string lights will give you a fascinating in new lights world. Warranty & 100% Guarantee: We provide lifelong free replacement service. As long as you are not satisfied with any quality problems in the using process after receiving the goods, you can come to consult our customer service team. We confirm to solve the product problems and unconditionally replace new products for you. There is a no time limit, lifelong quality assurance. We have confidence in our products.