HACENOR 1-3L High Purity Portable Continuous Flow Oxygen Concentratro With 4.5 Hours Battery Low Noise 1001BX medical grade oxygen concentrator POC-04 Accessories:Humidifier Bottle*1Nasal Cannula*1HEPA Filter*1User

POC-04 Accessories:Humidifier Bottle*1Nasal Cannula*1HEPA Filter*1User Manual*1

40%-90% adjustable

used with a rechargeable battery

HC-30M Accessories:

Power Cord*1

HACENOR 1-3L High Purity Portable Continuous Flow Oxygen Concentratro With 4.5 Hours Battery Low Noise 1001BX medical grade oxygen concentrator POC-04 Accessories:Humidifier Bottle*1Nasal Cannula*1HEPA Filter*1UserSpecification: Model Number 1001BX Oxygen Flow Mode Continuous Flow Oxygen Flow 1L to 3L Oxygen Purity 90%3% at 1L,63% at 2L,38% at 3L Weight Machine Weight About 3KG(6. 6lbs) Noise 45 dBA At Any Setting Dimension 225mmx120mmx177mm Charge Time 4 to 5 Hours Per Battery From Fully Discharging Battery Duration Internal battery can be used 2 hours after fully charged. External battery can be used 2. 5 hours after fully charged.