Step up your costume game with our LED Gold Chain Link Necklace, the pinnacle of costume jewelry sophistication. Crafted from shiny metallic plastic, this 36-inch necklace boasts super bright, eye-catching built-in LEDs that flash rapidly, adding a dynamic touch to any outfit. With batteries included and installed, this necklace is ready to dazzle straight out of the box. Please note that the batteries cannot be replaced. Sold individually, so you can order as many as you need for your event.