Introduction - If you have any usage issues, please Google them yourself
Heart rate monitor 1, normal heart rate of 60 to 100, every six seconds as a unit to detect the heartbeat is normal, indicating a heart rate value 2. Heartbeat if not long enough, an alarm, heart rate too slow or rapid heart rate alarm sounds different 3. the heart stops beating, a continuous alarm sound 4. flashing heart rate heart rate is normal, and accompanied by an alarm sounds 5. normal heart rate disarm the alarm 6. did not press the inquiry button once, three seconds displays an error heart rate, three seconds displays an error Heart Rate Time