Wearing the Device

  • Wear the device above your wrist bone.

    NOTE: The device should be snug but comfortable. For more accurate heart rate readings, the device should not move while running or exercising. For pulse oximeter readings, you should remain motionless.

NOTE: While diving, the device should stay in contact with your skin, and it should not bump into other wrist-worn devices.

NOTE: The optical sensor is located on the back of the device.