HACENOR Low Noise Mini Portable 1.5L Fixed Continuous Flow Oxygen Concentrator With 9 Hours Battery Air Travel Friendly FYY-01 Type:Oxygen Concentrator(With Built-in Battery)+1PC External Battery+1PC Inverter 3lpm Oxygen purity 30%+/-3% Weight

3lpm Oxygen purity 30%+/-3% Weight 0

1 × Humidification Bottle

Used Time: 5 Hours

3L/Min High Gear : 2

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

HACENOR Low Noise Mini Portable 1.5L Fixed Continuous Flow Oxygen Concentrator With 9 Hours Battery Air Travel Friendly FYY-01 Type:Oxygen Concentrator(With Built-in Battery)+1PC External Battery+1PC Inverter 3lpm Oxygen purity 30%+/-3% WeightSpecification: Model Number FYY 01 Oxygen Flow Mode Continuous Flow Oxygen Flow 1. 50. 3L Min Oxygen Purity 30%5% Weight Machine Weight About 1. 43lb Noise 50 dBA At Any Setting Dimension 140x130x70(mm) Charging Time 4 Hours