Want to be seen at your next tradeshow? Let us custom design a high profile flashing LED button for you! Each flashing blinky badge features an easy-to-use Tie-Tac butterfly backing. Batteries included and installed. The perfect promotional product for concerts, fundraisers, conventions, spirit nights, corporate events, amusement parks, speed dating and more. Choking hazard. Not for children under 3 years. Printed in 4 color process so you can have as many colors as you need. Call LYNMAR.com at 1-800-884-8095 to order a sample of our flashing buttons.