SpO2 Range70% - 100%. Smart Alarm Function: The device will beep and the screen will flash if your oxygen level or pulse rate falls below or exceeds your preset thresholds. Pulse Rate Range30 - 250 bpm.
ViATOM Bluetooth Pulse Oximeter Finger Oximeter with APP and 12 Data Sets
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ViATOM Bluetooth Pulse Oximeter Approved UK Built-in Offline Storage, Oxygen Monitor finger Adults for Heart Rate Blood Oxygen Saturation Includes Carrycase and Lanyard, Free APP
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