BONUS: Includes 1 Month Supply of Nasal Cannulas FREE Introducing the New Inogen® Rove 4 Patients can move through the day with the Inogen Rove 4 portable oxygen concentrator, delivering the lightest weight and highest oxygen output 4-setting POC available today. Patients can feel confident to live an active lifestyle with the convenience of three battery options providing up to 5 hours, 45 minutes of continuous use between charges.Designed for reliability, the Inogen Rove 4TM offers best in class expected service life of up to 8 years. Rove 4 features Inogen’s patented pulse-dose-based Intelligent Delivery Technologyacross 4 pulse-dose settings to ensure medical grade oxygen is delivered reliably all day, every day Features: • 4 pulse-dose settings delivering up to 840mL/min of medical-grade oxygen.• Lightweight, only 2.9 lbs (1.3 kg).• Inogen's highest oxygen output per pound device.• Battery life up to 5 hours, 45 minutes• Quiet performance.• Simple operation, easy to maintain with user-replaceable sieve-beds.• Bright, easy-to-read digital display.• Redesigned, higher contrast control buttons for increased visibility• Redesigned speaker with increased volume for audible signals.• Redesigned easy-on, secure grip cannula barb.• Meets FAA acceptance criteria for carriage and use on board aircraft• Capable of use 24 hours a day, 7 days a week.• Best in class expected service life up to 8 years. This bundle includes: Concentrator Carrying case Battery AC Power Supply DC Power Cable User manual Standard 5-year warranty *Lithium Battery transport-as required by Transport Canada , Lithium Batteries shipped as Dangerous Goods. This product is not eligible for Priority Shipping. * Prescription required in order to purchase