Portable OXygen Concnetrator TP-B1 + One Extra 5000mAh Battery

Discribtion for Portable Oxygen Concentrator TP-B1 Feature The simple designed portable oxygen concentrator is small-size, the weight is only 4.4 pounds, it is easy to carry. The portable oxygen supplies a stable and continuous oxygen flow at 3L/min and provides oxygen concentration around between 28% and 30%. The advanced portable oxygen machine includes further noise reduction using new technology design. The noise is as low as 48db. You can use the oxygen generator in public places without bothering someone else. For better oxygen theropy experience, we adopted the international macromolecular membrane separation physical oxygen production method. Absorb the dust in the air to reduce the harm to you. At the same time, dust particles have a certain impact on the operation of equipment, the filtration will also reduce the impact of dust on the equipment. The oxygen machine generates fresh and green oxygen. Specifications Oxygen Flow Rate Mode Does Continuous Flow Setting Oxygen Flow Rate  Stable 3 L/min (LPM) Oxygen Concentration 28% to 30% at All Settings Item Weight 4.4 lbs (1.99kg) Item Size 9.84*4.72*5.91 inches 2200 mAh Battery Weight Included in the package, 0.61 lbs (0.28kg) Battery Last  1-1.5 hours Working Time Power off every 4 Hours for ProtectionCan be Powered on Immediately Power Supply Rechargeable battery/ AC power adapter/ Car converter Warranty 1 Year MSRP $429.00  You Save: 30%   TP-B1 Components 1X Portable oxygen concentrator1X Instruction manual（check the online manual here）1X Carrying bag1X 5ft Tube & nasal cannula1X Rechargeable 2200mAh battery 1X AC Power Adapter1X Car Adapter Discribtion for Battery This battery only matches Portable Oxygen Concentrator TP-B1. Please note: 1. The accessories will be shipped separately from the oxygen concentrator, and it will take 10-15 working days to deliver.2. The oxygen concentrators are usually shipped out in 2-3 days after placing the order, and about 3-5 working days, they will arrive.3. The accessories do not apply to the return and refund policy.   2200 mAh Battery  Using time  1-1.5 hours  Charging time  2 hours  Weight 0.617 lb  Size 4.92*3.15*0.98 inches  Battery status Red indicator light is charged, the green is full   5000 mAh Battery  Using time  2.5-3 hours  Charging time  3 hours  Weight  0.99 lb  Size  5.15*3.43*1.77 inches  Battery status  Red indicator light is charged, the green is full