This item is brand new, never used. We ordered this item from Amazon.ca and instead of receiving it in English, it came in another language that is not useful for us. It is in brand new condition, never used, and kept in the box, in a COVID-free environment. Comes with all brand new/unopened accessories. Hopefully there is enough information on the box/pictures for any prospective buyer to understand what this is. The Amazon listing: ASIN: B019ZP3TEE - Portable oxygen machine, family and travel 1 l/min - 5 l/min Purchased on Amazon for CDN$ 860.00 Condition: New Our invoice says that it came from: ASIN: B019ZP3TEE - Hong Kong GA trading co, JIANGSU, HK