Life Beacon Medical Alert System. This is new/open box. Can be worn as a watch or pendant. Comes with charging dock, 2 way speaker and wristband. It is water resistant and can be worn in the shower, has a rechargeable battery and works by GPS tracking. Great device for those who live alone. For size reference the box in the picture is 7 1/2″ long by 3 1/4″ wide. Please see all item specs. and pictures.