... Has its intended task - show route length and corresponding length of time and therefore speed - without snags and dents done. What I've come to appreciate on the thing is that there are no large presets (I do not feel like it) works. And that even with long runs in the dense "Ur" -Forest (Uckermark!), Where the contact "up" is often restricted by tight spring sheet stock. My longest run with the clock was previously 4.5 hours at a time, the battery has persevered through the increased use of GPS usage without complaint, at least better than my legs :-). I bought the clock without chest strap, so can not say about the heart rate measurement. Also I'm wearing the "race data" is not on the PC, but I heard from colleagues that the intended funtkionieren well with the Trainingsdagebuch.
