... ,easy to carry,can be used at anytime,anywhere Portable oxygen canStandard: ISO9001, CE certificate,FDA certificateParameters:Net volume: ... 6%Pressure: 0.8Mpadiameter:65mmheight:240mmScope of application:This portable oxygen can suits for elderly people, overusing of brain people ... .after finish using, cover the cover.Structure of the portable oxygen can :Flavor: mint and grapefruit.* OEM is welcome. ...