Includes light up Shamrocks necklace. These bright glowing shamrocks will make you the hit of the party. This light-up necklace features a green necklace with a flashing mode that can be turned on by the button on the side of the battery pack. There are 7 shamrocks that glow on this necklace only. Batteries are included and installed. These are very fun for St. Patrick's Day parties, family parties, charity events, and more. Warning Choking Hazard. Small Parts Keep Away From Small Children. Ages 6 and Up Recommended.