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▎O2Ring S

Overnight Pulse Oximeter

PO2B

​With enhanced sensor sensitivity and optimized memory frequency, the new S version overnight pulse oximeter delivers second-by-second SpO2 and HR tracking that remains consistent even during active sleep movement.

For more information, please contact us.

| Specification

Weight
15g
Dimension
38mm×30mm×38 mm
Sleep Advance analysis
Yes (with the ViHealth App)
Recorded parameters
Oxygen Level, Pulse Rate, Motion
Vibration source
Low Oxygen Level; High/Low Pulse Rate
Data storage
Data Interval 1s/4s 4 sessions, Up to 10 hours for Each
Pulse Rate accuracy
±2 bpm or ±2%, whichever is greater
Pulse Rate range
30 to 250 bpm
SpO2 Accuracy
80-100%:±2%, 70-79%:±3%
Oxygen level range
0% to 100%
Sampling frequency
200Hz
Connection
Bluetooth 4.0 BLE
Battery life
Up to 24 hours for Typical Use
Charge time
2-3 hours
Power
3.7Vd.c., Rechargeable Lithium-Polymer
Ring size
For Finger Perimeter： Approx. 54 ~ 70mm / US Ring Size 7 ~ 13
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