heart rate measurement
NOTES:
•Heart rate measurement cannot be activated if keypad is locked or battery power is low.
•Clean the watch with a soft dry cloth.
•The 2 metallic plates are very sensitive. Accidentally touching them will trigger heart rate measurement. Hence, to prevent from accidentally activating heart rate measurement, you can select to lock the keypad.
•If the battery power is low, the screen below will be displayed.
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