1.Recommend use:--Home /Bedroom Decoration and Outdoor/Garden Lighting --ldeal lighting for holidays such as Christmas, Easter, Halloween as well as Birthday parties and wedding occasions. --A beautiful gift for someone special or for yourself. 2.Package Include: 1*LED Cotton Ball String Lights (without batteries) If you like this item, please add it to your "Wish List", Product : led cotton string light string 3.Shell Material : Cotton PVCInput voltage : 4.5V Power supply: 3AAbattery+ USB Option (not included battery) Length:3M Cotton ball Quantity:20 butterfly 4.Use occasion: Christmas holidays, Gardens, streets, Wedding decorations, birthday parties, etc.