where to buy portable oxygen concentrator

{"cid":"91209441","title":"Home Use 5L Oxygen Concentrator High Purity ONE Liter Oxygen Generator Low Noise","imgUrl":"https:\/\/img.chinax.com\/nimg\/6b\/ef\/1455634fa5a11086f7d20025da93-200x200-1.jpg","attrs":{"Price":"USD180-250\/pc","Brand Name":"OXYGENIC AREA","Model Number":"XY-6S","Minimum Order Quantity":"1","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"2000pcs per month","Packaging Details":"1pcs per carton","Product name":"Medical OC","Net weight":"18kg","Dimemsions":"33*38*60cm","Rated voltage":"220V 50HZ\/110V 60HZ","Rated power":"350W","Oxygen flow":"1-5L\/MN","Oxygen purity":"over 93%","Outlet pressure":"40KPA-60KPA"}}