Security 4 Digit Combination Cable Lock Box With Luminous DialsSecurity 4 Digit Combination Cable Lock Box With Luminous Dials Protecting your belongings is always a consideration, particularly when you need to leave them in a hotel room, apartment or similar. The Randy Travis Machinery Security 4 Digit Combination Cable Lock Box provides protective storage for small valuables, using a 4 digit numeric combination. The lock box isn't just secure in its own right, it can also be shackled to a secure surface,