Get the party started with our vibrant LED Disco Necklace! Featuring red, blue, and green LEDs encased within a multi-color metallic plastic ball, this necklace adds a burst of color to any outfit. With a 28" cord necklace, it's comfortable to wear all night long. Click the on/off switch to choose from 6 different light settings, allowing you to customize your look to suit the mood. Whether you're hitting the dance floor or simply making a statement, our Rainbow LED Disco Ball Necklace is sure to turn heads day or night. Each necklace comes with 3 AG13 batteries included, installed, and replaceable, ensuring the fun never has to stop. US Patent Number: 10,064,461