1L-5L/min Pulse Flow Portable Oxygen Concentrator With 3 Hour Battery Carry Bag

Product Description This portable oxygen machine provides an adjustable oxygen pulse flow of 1Litre to 5 Liters per minute and supplies a highly efficient oxygen concentration of 90%±3%. Weighs 6.5lbs and comes with a carry bag Automatically calibrate oxygen level to your needs Five pulse setting choices deliver up to 1000 mL/min of oxygen .Easy-to-operate, Easy to Carry, Fully functional on AC or DC power     This oxygen machine is relatively compact and ideal for everyday use at home, outside, or in the car, and it is effective in any setting. This o2 concentrator adopts low-noise technology, you can also use it in a quiet place like a church without disturbing others. Gear: Output oxygen flow gear: a total of five gears (the five gears have the largest flow)Gear setting( 1-5)         Single pulse oxygen flow rate (ML)         1                                                        20         2                                                        25         3