led bead necklace,light up necklace,corportate gift,party gift Material:plastic LED :red ,blue,yellowetc. logo available led bead necklace,light up necklace,corportate gift,party gift Material:plasticLED :can be chose red ,blue etc.logo availableBatteries:AG seriesLight Up Pendant Necklaces with LED Light are great for product launches, special events, trade shows, promotions, and awards. They ...