Hi Carolyn, Considering that the oxygen concentrator is simply circulating the air with the Area you’re in and concentrating it, I can not guarantee it’s Harmless to make use of your portable concentrator outside your property. Conversing with your medical professional about how extended you’ll have to use supplemental oxygen https://allhealthmarket.com/product/medical-supplies/portable-oxygen-concentrator-generator/oxygen-concentrator-machine-camping-use-oxygenator-driving-oxygen-bar-with-24-hours-battery-lasting-oxygen/