DerBlue 48 Pack Multicolor LED Submersible Waterproof Mini Blinking Lights for Paper Lantern Balloon Floral Wedding Halloween Christmas Party Decoration Centerpieces ColorfulWaterproof, blinking lights use to illuminate the inside of a paper lantern or balloon Great For Wedding Decorations, Party Supplies, Or Floral Arrangements. changes the color automatically in seconds 1-1/4 Inch in Length and about 1/2 Inch in DiameterBatteries Are Included