Go to www.pulmonarypaper.org and read the review of POCs that will do continuous. That wiill tell you what's available and you can make your choice from there.

Go to first class medical. They have portable that do double duty. Pulse and continuos. Continuos goes to 3. Pulse to 6. And are air travel compatable weigh around 14 to 18 lbs

I am afraid I cannot help you their as I don't have a need for O2 all the time. Do you have to purchase your own equipment, as that is one price bit of kit here in the UK.

Today I am on a mission of tidy up and the shredding of old mail well the bits that have personal information on them and later on it is meeting up with friends which is always nice.

Breath easy and feel the warmth of the sun to simply feel good. I am thus far having a good day today and do not know what the rest of the day holds but I am not there yet so no concerns about it and take things as they come and if I cannot manage all that I set out to do I will still have a good day today.