USED IN GOOD CONDITION ViATOM Bluetooth Pulse Oximeter with Alarm,Wrist Blood Oxygen Saturation Monitor, Wearable Sleep Monitor for Heart Rate with APP and Shareable Report 【Sleep monitor】Oximeter indirectly reflects sleep apnoea by monitoring the blood oxygen level. 【High accuracy】Using trans-missive oximetry technology to accurately measure blood oxygen levels. 【Warning function】This pulse oximeter vibrates and beeps when the value exceeds the thresholds. 【Continuous monitoring】Data acquisition interval of only 1 second. 【Vihealth APP】Detailed blood oxygen and heart rate reports can be viewed in the APP. 【Shareable Reports】You can export blood oxygen reports in the "ViHealth" app and share them with your family and friends.
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