Inogen Rove 4 Portable Oxygen Concentrator

About the Inogen Rove 4 The Inogen Rove 4 is the lightest 4-setting portable oxygen concentrator on the market, offering an ideal blend of power, portability, and reliability. Weighing just 2.9 lbs, it delivers up to 840mL/min of medical-grade oxygen through Inogen’s patented Intelligent Delivery Technology. Designed to support users with active lifestyles, the Rove 4 offers up to 5 hours and 45 minutes of battery life, with multiple battery options to fit your daily routine. With a best-in-class expected service life of up to 8 years, the Rove 4 is built to last. It's FAA-approved for air travel, quiet during use, and easy to operate — making it a dependable companion for daily use, at home or on the go. Inogen Rove 4 Features Weighs just 2.9 lbs — the lightest in its class with 4 pulse-flow settings Delivers up to 840mL/min of oxygen with Intelligent Delivery Technology Up to 5 hrs, 45 min battery life with optional battery configurations Best-in-class durability with a service life of up to 8 years FAA-approved for air travel and designed for 24/7 use The Rove 4 Comes With Inogen Rove 4 Portable Oxygen Concentrator Rechargeable Battery of Your Choice (Standard 4-Cell or Extended 8-Cell) Shoulder Carry Bag Cannula AC Power Supply DC Power Supply User Manual Rove 4 Specifications Operating Modes Pulse Mode Flow Control Settings 4 Settings: 1 to 4 Dimensions 5.9" x 2.7" x 7.5" (with standard battery)5.9" x 2.7" x 7.8" (with intermediate battery)5.9" x 2.7" x 8.1" (with extended battery) Weight 2.9 lbs with standard battery3.1 lbs with intermediate battery3.4 lbs with extended battery Battery Options Standard or Intermediate, 4-Cell Battery or Extended, 8-Cell Battery Battery Duration Up to 2.5 hours with standard batteryUp to 5 hours with extended battery Battery Charge Time Up to 3 hours for a standard & intermediate batteryUp to 4 hours for an extended battery Noise Level 39 dBa at setting 2 AC Input Range 100 to 240 VAC; 50 to 60Hz DC Input Range 13.5-15.0 VDC, 10A Max Operating Altititude Up to 10,000 ft FAA Approved Yes - FAA approved label visible on device Oxygen Concentration Purity 90% -3% / +6% at all settings Warranty 3 Years (1 Year on Pre-Owned Units)Please note - Any smoking while using the unit or evidence that unit has been used in a smoke filled environment will void the warranty. Inogen Rove 4 Battery Duration  Pulse Flow Settings Standard 4-Cell Battery Intermediate 4-Cell Battery Extended 8-Cell Battery Setting 1 3 hours 4 hours 29 minutes 5 hours 49 minutes Setting 2 2 hours 23 minutes 3 hours 34 minutes 4 hours 40 minutes Setting 3 1 hour 25 minutes 2 hours 8 minutes 2 hours 44 minutes Setting 4 54 minutes 1 hour 24 minutes 1 hour 47 minutes Battery life is based on an average breathing rate of 15 breaths per minutes. Duration times will be less with a higher breathing rate. Inogen Rove 4 User Guides User Manual