VARON 5L Portable Oxygen Concentrator NT-02+Extra 8-Cell Battery

NT-02 comes with a 8-Cell battery, buying extra batteries to enjoy longer outdoor use. NT-02 Package+Extra 16-cell Battery:Extended use time of up to 9.5H NT-02 Package+Extra 8-cell Battery:Extended use time of up to 7H ✨Related Blog：  VARON NT-02 VS NT-01 ✨ Product Features: Upgraded version of NT-01 Designed for outdoor use 1-5L/min oxygen flow High oxygen concentration 93%±3% Only 4.85lb Dual oxygen delivery mode Replaceable battery:8-cell or 16-cell available Large and user-friendly LCD screen Product Description: Portable Design for Outdoor Use NT-02 designed for ultimate portability. Weighing in at only 4.85lb, it is significantly lighter compared to the older version NT-01, which weighed 6.05 pounds. Carrying your oxygen concentrator has never been easier with its backpack design. The backpack offers three Versatile carrying options: it can be handheld, carried cross-body, or worn over one or both shoulders.Experience true freedom and convenience while del