EXP48PRO Portable Power Pack Battery Style:DreamStation Cable The Inogen One G4's compact

The Inogen One G4's compact design and battery pack

Prefer more fine-tuned control

Ultra Mirage Full Face Mask

allows air to flow between the device and any compatible mask

and toggles at either end make it a "cinch" to tighten

EXP48PRO Portable Power Pack Battery Style:DreamStation Cable The Inogen One G4's compactNow you can go further and stay longer with EXP PRO Batteries. Take your therapy to the next level of preparedness! Using LiFePo4 technology, EXP PRO batteries have more power and last up to 5,000 life cycles! Fully charges in 8. 5 hours. These durable, splash proof batteries charge PAP devices, cell phones, tablets, and much more. Equipped with white and amber flashing lights, quick charge USB ports, a USB C port, and a DC 12V charging port.