Order these bright led flashing lapel pins for your next tradeshows or events, 3 colors included red, yellow and green. It's a truly bright idea to impress your recipients with your logo or customized shapes, comes with 2 replaceable CR 927 batteries and MSDS complied. Get your full colored epoxy led pins at the unique shape to match your imagination at the lowest cost. Door to door service. If any other questions raised, please contact us with a fast assistance.