Create brilliant holiday promotions with this 2" lighted medallion with j-hook attachment. One of the most brilliant LEDs illuminates the face of this incredible pendant with three modes: slow flash, fast flash and continuous on. 2 replaceable AG3 batteries are included and installed. The badge attaches with a locked in pin and an attached metal j-hook that can be used with beads, lanyards, and leis. Necklaces are sold separately. Customized with a logo or company name, you can create an excellent marketing giveaway for any event!