... :LED Flashing Necklace / Flashing Pendant Specifications: Light Up Necklace with LED Light are great for product launches, special events, trade ... Jade, White, Purple, Pink .On/off switch with a breakaway clasp. On/off switch with a breakaway clasp. Batteries are replaceable Please ... this at a club, party, dancing, just hanging out with your friends, or just going for a walk at night. More particulars ...