Insert the Hook into the latch plate hole or metal opening in door jamb. Close the door. Hook must remain in the latch plate hole. Squeeze and slide the Slide Lock foward, over the 'teeth' until snug against the door. The perfect briefcase for transporting valuable items such as gems, money or important documents.
Case is rechargeable and comes complete with recharger and batteries.
You may select alarm only, shock only, or alarm and shock mode of operation from inside the case.