works very well, as long as you dont break records on GPSTC you should be fine.
The only trouble we have over here with the canmores is that they are definitely not water resistant nor proof !!
And there's around 30+ of us using them. None of us has had issues like CockyPete.
It's actually a gp102+ inside a waterproof watch.
The 203 looks even better with the heart rate function