Add a burst of color to your celebrations with our 40" Rainbow LED Ball Necklace! Featuring 7 assorted color plastic LED balls measuring 1 5/8" each, this necklace offers 6 different light settings to create a mesmerizing display. With just a click of the on/off button, you can choose from slow to fast flashing, super-fast flashing, blinking, alternate color flashing, all colors flashing, or steady on modes. Plus, our Light Up Ball Necklaces come with (2) CR2032 batteries included and installed for your convenience. Perfect for milestone birthdays, Bar or Bat Mitzvahs, Halloween, New Year's Eve, and all your special LGBT Pride events, this necklace adds a vibrant touch to any occasion. Light up your celebrations with our Rainbow LED Ball Necklace! (US Patent Number: 10,064,461)