03.10.2011 14:05 Uhr, Quelle: MacNN

Fitbit intros the Fitbit Ultra fitness tracker

Fitbit has introduced its Fitbit Ultra fitness tracker. The device works as a high-tech pedometer as well as sleep monitor. One of the key features of the new Ultra model is its pressure altimeter, which enables the device to track when a user climbs stairs or walks up hills.

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