BB-643 PPS-5 Battery Assembly & Box by Airborne Instruments Laboratory Military

This is a rare and valuable find for collectors of military memorabilia. The BB-643 PPS-5 Battery Assembly & Box is a genuine piece of equipment used by the Army in their airborne planes. It comes from the reputable Airborne Instruments Laboratory and is a testament to the quality and reliability of military gear. The item is perfect for those who have an interest in militaria, particularly items related to the Army and airborne planes. The battery assembly and box are in excellent condition and are sure to be a valuable addition to any collection. Don't miss your chance to own a piece of military history with this rare and unique item. Please examine pictures carefully before buying. I don't know how to open it, it may have a small pin missing, or I just don't know how. Either way, it's a very easy fix i would assume. Thanks for looking