The Pacsafe ProSafe 750 uses a coded key-card locking mechanism to unlock. The advantages are that you don't have to keep extra keys with you and you don't have to remember any code.

 

• To unlock, insert either of the punched corners of the card

  into the Pacsafe ProSafe 750
• TSA-pproved locks can be opened and relocked by

  Transport Security Administration (TSA) agents

• incl. 2 key-cards (credit card size to keep in your wallet)