LED lantern craft kit using a plastic bottle, capable of 24-hour continuous lighting. - Product Name: Plastic Bottle Lantern Craft Kit - LED Light: Uses white LEDs - Continuous Lighting Time: 24 hours - Set Contents: LED light, cardstock set - What you need: Plastic bottle, 3 button batteries (LR1130) How about it for a summer vacation craft project? ☺︎ I opened it once, but ended up not making it and just kept itー(*´-`) Thank you for looking.