2-Direction Display adjustable. Automatic power off when no signal. Small and light weight, convenient to carry. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Oxygen Monitor Finger Adults, Pulse Oximeter, Finger Pulse Oximeter, Blood Oxygen Monitor Finger Saturation with LED Display, Finger Heart Rate Monitor with SpO2 Pulse Oximeter Display
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Sofun Fingertip Pulse Oximeter, SpO2 & Pulse Rate Monitor, Finger Oxygen Monitor with LED Display for Home, Travel and Sports, Lanyard Included, 2 AAA Batteries Not Included
