SleepU .png

Sleep Wrist Oxygen Monitor SleepU


Monitor the oxygen level anytime, anywhere.

Continuously tracks and records oxygen level, heart rate, and body movement.
Vibration feedback when the blood oxygen level or heart rate out of the threshold you preset on the App.

Free APP& PC Software saving and sharing your report.
Patented Ring Sensor is comfortable and never drops off.



  • Comfortable wearing experience

  • Track and record oxygen levels and heart rate

  • Built-in vibrator triggered by Low oxygen levels and abnormal heart rate detection

  • Built-in memory with 40 hours recording

  • Sync real-time data on App via Bluetooth

  • Review data, report and trend on App

Continuous Monitoring


Track and record oxygen level overnight

During your sleep, once a low oxygen level or an abnormal heart rate is detected, O2Ring will vibrate immediately and softly to remind you. After syncing the recording data to App,
detailed analysis and trends of your oxygen level and heart rate can be reviewed.


| Specifications 



Vibration source

Low oxygen level


Oxygen level range


Device dimensions

1.6'' x 0.9'' x 0.5''


Bluetooth  4.0 BLE

Compatible computer system

Windows 7/8/10;

macOS 10.15.3 or above

Display interval in APP


Measure interval


Pulse rate range 

30 to 250 bpm

Ring perimeter

2.0'' - 3.0'' / 50-76mm

Recorded parameters 

Oxygen levels, pulse rate, motion​

Built-in memory

4 sessions,

up to 10 hours for each session

Battery life

Rechargeable lithium-polymer,

3.7 Vdc,

16 hours for typical use


Compatible with 
iOS 9.0 or above, iPhone 4s/iPad 3 or above; Android 5.0 or above, with Bluetooth 4.0 BLE


Related Products 

  • ​Oximeter PC-60FW

  • Oxyfit

  • ​Checkme Pod



Sign up to receive the latest Viatom news


  • Twitter
  • LinkedIn

©2020 by Viatom Technology Co., Ltd. All Rights Reserved.