i have a oxygen tank that gets up to 15
the machine onky gets to 5 but is helps me sleep sometimes
and i use it for kip 3-5
i have a non-rebreather mask got from usa in the mail
its much better then what i use to have
but dosent work good on the machine
only works on the tank
its a problem getting not legal drugs here in the post
they check every letter and packige that comes from over the sea
israel is very strict about drug policy here because of the army
im still looking hope to find by the end of the week
anyway thank all for your help