Once again, Inogen innovation sets a new standard in oxygen delivery. The Inogen One G5 offers the most oxygen per pound for a portable oxygen concentrator on the market today. With flow settings from 1-6, the Inogen One G5 is designed to dramatically increase independence for most users 24/7. The Inogen One G5's user interface has been designed with an easy-to-read LCD display and simple control functions. It can be charged at home or on the go - giving you the freedom of Oxygen. Anytime. Anywhere. The Inogen One G5 is your one solution, your single solution, for oxygen at home or away