EMO-80 Sleep Oxygen Monitor

With a 40 hours' built-in data memory, the EMAY Oxygen Monitor allows you to record O2 & heart rate continuously. Record First, Sync Later! The oximeter records continuously without real-time connection to the app. Just put it on to record and take it off to sync later at your convenience. Free iOS/Android app to review your historical data second by second, and export summary report to share with your physician. Accurately determine your blood oxygen and pulse rate. Display it on a large and rotating digital LCD display. You do not need to twist your neck trying to see it. This device is intended for sports & aviation use only, not for medical or diagnostic purpose.