Smaller, lighter, quieter, and more powerful than the original the INOGEN ONE G2 (Generation 2) is the ultimate portable pulse dose oxygen concentrator!
The INOGEN ONE G2 provides unparalleled freedom for active oxygen users. At just 4 x 11 x 9.5 inches it's small enough to hold in your hand, and at just 7.25 lbs WITH battery it's light enough too! The INOGEN ONE G2 pulse dose oxygen concentrator can be used at home, in the car, or in the air -- you can use it just about anywhere. It is FAA approved for use on all commercial flights in and out of the United States. Why worry about oxygen tanks, deliveries, or refills? Upgrade to the INOGEN ONE G2 and leave oxygen hassles behind.
The INOGEN ONE G2 is light enough to carry in your hand, but it also comes with a handy carry bag -- with shoulder strap -- and a travel cart too so it's easy to take with you wherever you go.

Features:

• Quiet: One of the quietest oxygen devices available at less than 38 dba, most people don't notice that the INOGEN ONE G2 is on. 
• Small and Lightweight: At approximately 4 x 11 x 9.5 inches the INOGEN ONE G2 is 42% smaller than the original Inogen One. It is also 25% ligher, weighing only 7.25 lbs WITH the battery. The INOGEN ONE G2 is easy to transport and unobtrusive making it convenient in the home or on the go. 
• Powerful Performance: INOGEN ONE G2 delivers 20% more oxygen (900 ml/minute) than previous models and it delivers oxygen faster and at the most advantageous times too. 
• Surprising Energy Efficiency: The Inogen One uses about as much power as a 40-watt light bulb. With the 24-cell battery it will last up to 8-hours per charge. 
• Guaranteed Reliability: The INOGEN ONE G2 carries a standard 3-year manufacturers warranty and a compressor that is built to last 25,000 hours. Batteries are warrantied for 1-year 
• Easy Operation: With simple digital controls the Inogen One is easy to use, creating greater independence for you, your provider, and your physician.
• FAA Approved: - The Inogen One has been approved by the FAA for use on all airlines operating within the United States

What's Included:

• 1 Inogen G2 Portable Oxygen Concentrator
• Custom Carry Case/Bag
• 1 Easy Use Travel Cart- AC/DC Adapters
• 1 Battery
• Salter Labs 7 foot cannula