1-7L/min Adjustable Oxygen Concentrator for Home 105W+1pc Filter Sponge Size:110V/US ✅3-4 Hours Long Battery Lasting(

✅3-4 Hours Long Battery Lasting( Click here to get extra batteries)

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

VARON Portable Oxygen Concentrator NT-03 Description:

Battery Lasting: charged for 2 hours

so don't worry

1-7L/min Adjustable Oxygen Concentrator for Home 105W+1pc Filter Sponge Size:110V/US ✅3-4 Hours Long Battery Lasting(Accessories For 101W Extra Filters Extra Nasal Cannula Extra Car Power Inverter Extra mask Two Different Charging Options AC Power Supply Home Hotel Office Indoor Use DC Power Supply Use in the Car Features: Molecular sieve: high efficiency lithium sieve, strong adsorption, high oxygen yield, strong stability Compressor: pure copper oil free air double cylinder compressor, small energy consumption, strong power, low noise, fast heat dissipation Low