This Survival Light Beacon from G.T. Price Prod. - U.S. D-31 is a must-have for any serious militaria collector. With its original design and manufacture in the United States, this piece is a rare gem to add to your collection. The beacon was made during the Vietnam era and can be categorized as an original period item from that time. It is perfect for any personal field gear collection and will make a great addition to any collection of militaria or collectibles.