18
Battery status
The red LED indicated when the battery needs to be
charged. When turning on the device by pressing the
Start-button, the LED blinks red several times. Please
charge sensor.
The LED blinks alternatly red and green while
charging. When the battery is fully charged, the LED
shows only green.
Wearing the smartLAB
®
hrm A
Wear the
smartLAB
®
hrm A
on the upper part of the
forearm. The sensor should be on the inside or top of
the forearm. It should be worn snug enough not to
move on your arm, but NOT so tight that it restricts
the arm circulation.