TTLife E-Gift Card For Free DDT-Series The oxygen machine has a

The oxygen machine has a removable built-in humidification bottle to humidify the oxygen you breathe for greater comfort

It is a professional oxygen generator with high oxygen concentration and stable oxygen output produced by German R&D team

The lower the oxygen flow

DC Power SupplyThe DC power cord is a power cord that you can use in your car to charge your devices while in transit

Powered by a 114Wh 5200mAh removable built-in large-capacity battery

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