HACENOR 3L Continous Flow 90% High Purity Portable Oxygen Concentrator 24/7 Continuously Work With 4.5 Hours Battery 1001BX Type:Oxygen Concentrator(With Built-in Battery)+1PC External Battery 4lbs Noise 45db(A)-55db(A) at any

4lbs Noise 45db(A)-55db(A) at any setting Size 100*190*195(mm) Charge time is approximately 3 hours fully charged Battery duration 60-70 minutes

Model Number DZ-1BCW Oxygen Flow Mode Continuous Flow Mode Oxygen Flow Range

Nice design

Great Deal

260 mm x195mm x 387mm

HACENOR 3L Continous Flow 90% High Purity Portable Oxygen Concentrator 24/7 Continuously Work With 4.5 Hours Battery 1001BX Type:Oxygen Concentrator(With Built-in Battery)+1PC External Battery 4lbs Noise 45db(A)-55db(A) at anySpecification: 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.