While heart rate monitors are now common, this standalone sensor fills a gap that adds convenience to a wide range of users. Whether you're a cyclist looking to boost your ride (or ditch the chest strap), embracing indoor training, or a runner/walker who wants more data recorded to your phone, Polar offers a really great performer here.
Reliable heart-rate monitoring; Convenient to wear; 20 hours of battery life; Multiple modes; Two Bluetooth connections supported - and ANT+;
Can't edit data in self-monitoring mode;