Can I use the Caire FreeStyle® Comfort Oxygen Concentrator when I travel?

Yes, the FreeStyle Comfort POC is specifically designed to be useful in supporting the freedom to travel while using oxygen therapy. There are two batteries, and the small battery (5 pounds) will last up to 4 hours on the setting of 2, while the larger battery (6 pounds) will last up to 8 hours on a setting of 2.