The only portable Oxygen Concentrator that offers both continuous and pulse-dose oxygen. 

The OxLife Liberty 2 by O2 Concepts is a dual-mode portable oxygen concentrator that delivers both continuous flow oxygen (up to 2.0 LPM) and pulse-dose oxygen (settings 1 to 10). That makes it flexible enough for home use around the clock and light enough to travel with, in a single wearable unit that weighs about 6.35 lbs.

• Continuous flow oxygen (up to 2.0 LPM)
• Pulse-dose oxygen (settings 1 to 10)
• Color LCD screen with easy-to-use control panel for quick set-up in hospital, clinic or home
• Includes multifunction carry bag for ease of mobility
• Vehicle performance with DC power on all settings
• Meets FAA requirements for use on commercial flights
• Recharges in under 2.5 hours
• Includes a multifunction carry bag