This medical device can be used as a paediatric pulse oximeter for kids and as a blood oxygen monitor for adults. B07V6STZDM ...

A reviewer shares, "I've had many different oxygen meters and this is by far the best. It gives an almost immediate reading ...

Pulse oximeters, a staple in hospitals and clinics, work by analyzing how light is absorbed through a fingertip to estimate oxygen levels in the blood ... accurate oxygen monitoring was crucial ...

That said, if you need to buy a Series 9, buy it at a third-party store, such as Amazon, Target, or Walmart, as they can still sell the model with a blood oxygen monitor, as long as they have any ...