Protect and make the carrying process of the LifeChoice Activox Pro through a day to day basis easier and more enjoyable, there is even an option to have a completely hands free operating experience. The custom carrying case is designed specifically for usage with the Activox Pro portable concentrator, and can be used as a briefcase, shoulder strap with adjustable strap, around the waist, or the total hands free option as a backpack. The custom carrying case will make those regular trips to the grocery store seem like nothing, or the backpack option will make playing another few golf rounds that much more tempting. When using an external battery with the Activox Pro, the carrying case is a must. The carrying case is designed with a side pocket that is intended for the external battery—just simply attach the battery to the unit and drop it in the pocket, making it barely visible. This versatile case provides freedom of movement and protection for your concentrator wherever you go.