the machine is defective the machine is defective. i do not know where to return it. I emailed the support team but no reply.

You get an extra charge because it comes from Canada Machine works, well packed, you do have an extra charge that I did not know because it is charged in Canada. They should also include a longer cord.

The instructions were a bit poorly… The instructions were a bit poorly written, however the unit is easy to use and let my expectations

The display is small and very dark The display is small and very dark, virtually invisible. Therefore there is no use for this instrument. I am very disappointed, and I would return it to you for full refund. Please send me instruction or procedure how to proceed the return

So far so good So far so good. Attached to BPAP hose. Came quick. Easy to set up and use. Seems to be well made. I just use the outlet for oxygen at night and don’t use the timer. Set at 88 and mid range .