Our 34" long Light Up Spider Necklace features 7 bright LED Spiders. There are 3 light modes: slow random flash, fast random flash, and fast flash for nighttime fun. Perfect for trick-or-treaters and a great party favor or redemption prize. Seven 1" spiders are on a 34"necklace. 3 AG13 batteries included & installed. Sold by the individual LED Spider Necklace for Halloween. Please order in increments of 1 necklace.