Indoor Led Christmas Decoration & Wreath Dot Fairylights Have An Ultra-fine Green Wire That Connects The Small Bright Led Lights. The Battery Box Is Only 3 Cm In Diameter & Can Therefore Be Easily Hidden Away.light Chain Is Waterproof (remember Chain Is Only Waterproof When The Switch Is Turned On & Is On. Light Chain Is Ideal For All Sorts Of Indoor Flower Arrangements For The Festive Season.from The Battery Box There Are 3 Light Strings Each 32 Cm Long With 4 Lights On Each Stringcr 2032 Batteries Includedsupplied Gift Boxed