1L- 7L Portable Home Use Oxygen Concentrator

· Compact and Lightweight: Easy to move and place in any home care setting.· Wonderfully Quiet Operation: Runs at just 45 decibels, significantly quieter than many other concentrators (typically 60 dbs.).· Advanced Filtration System: Quadruple air filtration and Alstom molecular membrane ensure oxygen purity up to 90% concentration.· Adjustable Oxygen Concentration: Choose from 5 settings ranging from 30% to 90% oxygenation for personalized comfort.· Customizable Timer Settings: Set the auto shutoff timer with 8 options, ranging from 15 minutes to 2 hours for convenience.· User-Friendly Interface: LCD screen display panel and remote control for easy operation and monitoring.· Optional Humidification: Add essential oil into water reservoir to infuse purified oxygen with humidity for added comfort.  ·Dual Flow Support: Allowing two people to use oxygen at the same time