Extended Battery Life: The Inogen Extended Battery offers up to 5 hours of battery life on pulse-dose setting 1, giving you time to enjoy your activities before recharging. Portability: Designed for the Inogen Rove 4 and Inogen One G4, this lightweight and compact battery allows you to take your oxygen therapy on the go. Multiple Charging Options: Compatible with three different charging methods, this battery complements an active lifestyle and provides flexible power solutions. Patient Interchangeable: The battery is designed for user removal, allowing for quick swaps. An Ideal Option for Longer Trips: With the extra battery life, you can take long trips that may be challenging with an oxygen tank, making daily oxygen use convenient. The Inogen Extended (8-cell) Battery can help maximize the portability of your POC, allowing you to enjoy up to 5 hours of battery life on pulse-dose setting 1 with your Inogen Rove 4 and Inogen One G4. This rechargeable lithium-ion battery is an ideal option for those who lead an active lifestyle, providing the peace of mind to leave the home before recharging. Its lightweight and compact design makes it easy to carry, while compatibility with three different charging options provides flexibility to power on-the-go. The patient interchangeable feature allows for quick battery swaps. Get ready for your next adventure! Order your Inogen Extended Battery today.