Three Sizes Available: 20&30&40 clear photo-clips (LED) available. Total length of the string light is 7.2 feet/2.2 m and 10.5 feet/3.2m and 13.7feet/4.2m. It allows you to free adjustment any sizes on the led string lights for picture. Two Modes Settings: Updated version with twinkle or flash, and steady on. Made of waterproof and bendable copper wire that could be shaped into any symbols. They are also durable, work in synergy to offer greater coverage, and give of a light fairy effect in night. Battery Operated: The lights operated by battery which requires 3 AA batteries (not Included you need to buy it) each set includes a small battery box with ON/OFF button. Not only for indoor use anywhere, but also safe for outdoor use in a covered area. For Many Situations: Suitable for special pictures, patio Halloween Thanksgiving Christmas party wedding décor. These cute Starry Fairy Copper lights will produce a cozy warm yellow light that adds a warm magical feeling and brings a vibrant life. As a Gift: For family and friends to display holiday cards, photos, artworks and light weight items. Portable string light in your hands with infinite possibilities, you can hang the fairy string lights according to your ideas.