User's Manual

3
start-up button
LED
Heart Rate Indicating：
*Max Heart Rate (MHR) = 180 (default)
Zone Color Range (Default)
Zone 1 Blue Below 60% MHR
Zone 2 Green 61%~70% MHR
Zone 3 Yellow 71%~80% MHR
Zone 4 Purple 81% ~ 90% MHR
Zone 5 Red above 91% MHR
Heart rate alarm: if the heart rate exceeds the
maximum value, the sensor will vibrate 3 times
continuously