If it is a product issue, we will replace it for free.
Fingertip Pulse Oximeter Blood Oxygen & Heart Rate Monitor- with Batteries
Fingertip Pulse Oximeter - Blood Oxygen & Heart Rate Monitor with Lanyard (Blue)
Finger Pulse Oximeter Blood Oxygen Heart Rate Monitor PR Saturation Meter NE_tu
Finger Pulse Oximeter Blood Oxygen Heart Rate Monitor PR Saturation Meter NE*a5
Finger Pulse Oximeter Blood Oxygen Heart Rate Monitor PR Saturation Meter NE_ji
Finger Pulse Oximeter Blood Oxygen Heart Rate Monitor PR Saturation Meter NE.l2
