If the activity sensor does not record a heart rate,
appears in the display. In this
case, check whether the light sensor on the rear has sufficient contact with the
skin and is free of skin particles and dust. Then press the button again to activate
the heart rate measurement.
6.4 Steps/movements
The activity sensor shows movements in steps. The steps are recorded with
a 3D sensor inside the activity sensor.
6.5 Calories burned
The activity sensor calculates your calories burned using the details you
have entered in the app (height, age, gender, weight) and the steps you
have taken. When you wake up in the morning, the activity sensor will al-
ready show a figure for the number of calories burned, as your body also
burns calories whilst resting. The device automatically includes the number
of calories burned during resting.
6.6 Distance covered
The activity sensor calculates your stride length using the height you have
entered in the app. You can also individually adjust the stride length. The
activity sensor then uses the stride length and the number of steps to cal-
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