The DeVilbiss iFill Personal Oxygen Station offers a clinically focused and operationally efficient non-delivery oxygen solution a model that is great for patients and your business. Makes it easy and convenient for your customers to fill portable oxygen cylinders in their homes and gives them greater freedom to come and go as they please. Fills proprietary iFill cylinders - Standard 870 Post Valve or Integrated Continuous Flow regulator. Easily tops off partially filled cylinders and automatically shuts off when filling is complete. Control panel light signals when cylinder is filling and when it's full. Ergonomic design with easy-roll casters make iFill easy-to-move and store when not in use.