The SandPiper I.S. is the world’s first truly portable, inexpensive, smartphone enabled spirometer. It is based upon patented (pending) SandPiper sensor technology. The sensor is a ne... Read more
The SandPiper I.S. is the world’s first truly portable, inexpensive, smartphone enabled spirometer. It is based upon patented (pending) SandPiper sensor technology. The sensor is a ne... Read more
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