4 hours Battery Portable 3L/M Continuous Flow Mini Oxygen Concentrator with, Carry Bag (With Extra Battery)-2 Total Batteries Included I Model TP-B1

Product Description This portable mini continuous flow oxygen concentrator is lightweight, comes with a combined 4 hour battery(two 2 hour capacity 2200mAh battery) , is easy to carry around and operate, it is a 3L non adjustable continuous flow portable oxygen concentrator. produces 3L oxygen at an oxygen concentration of 30%-32% The machine can work continuously for 24 hours while the battery (if fully charged) can work for up to 1.5-2 hours without a power supply. This makes it ideal for use outdoors and indoors. 2200mAH Chargeable battery  - It can be used at home, in the car and even in places without power supply for up to 1.5-2 hours. package comes with 2 batteries(total of 4 hours battery time) Comes with a 1 year warranty which covers free spare parts and after sales services at no charge, Get delivery of the oxygen concentrator in 1-5 days within the United States. Use Indoors & Outdoors Features Concise film button, simplified operating procedure Portable and li