Mio link velo heart rate wrist strap
Mio link velo heart rate wrist straptransform your smartphone into a powerful bike computer get the best workout in less time heart rate training is proven to help you train more efficiently and effectively so you can optimise your performance and maximise your workout mio velo offers up to 5 custom is able heart rate zones with a 6 colour led light that tells you which zone youre in at any given moment so you can stay on track with your training goals continuous technology built for perfor