Sorry for double post. Reply to

With nasal cannula and input and output connectors to the EDS, and
connector for external 9V battery. Just checked and calibrated by MH.

$375.00 includes insured shipping in continental US.

Does not include 02 bottle, required Mountain High XCR regulator (MH or
their distributors charge $235.00 for a gauged XCR regulator) or any
other connectors/tubing (also available from MH/distributors for about a
buck per foot).