Did you know you can charge, while simultaneously operating your ARYA Mini portable oxygen concentrator on all settings in your vehicle? The only thing you need to accomplish such a feat is the ARYA Mini DC power supply. We highly recommend that you never leave the house without the DC power supply, this will quickly become your travel companion. Thanks to the ARYA Mini DC power supply, your day won't have to end when your battery begins to deplete. You will be able to plug the DC power supply into your vehicle's standard cigarette lighter outlet, which will not only charge the battery but will not interrupt the operation of your ARYA Mini no matter which setting you're using. This essential accessory ensures you can extend your outings, run errands, or embark on road trips with confidence knowing your oxygen therapy remains uninterrupted while your battery charges on the go.