Live your life without being slowed down by your oxygen needs! Portable oxygen concentrators allow you to live your life on the go while you get the oxygen you need. Portable oxygen concentrators offer you up to nine hours of continuous oxygen flow so that you can get out and live your life! At Perkins Medical Supply, we are excited to carry the best oxygen concentrators available in today’s market. Choose from our line of lightweight portable oxygen concentrators in our online medical supply shop today.