
Achieve your fitness goals with help from this Polar fitness tracker. Its Activity Guide feature documents how active you've been and provides motivation for additional progress, and it uses your phone's GPS to track the route and distance of your run. This Polar fitness tracker monitors your sleep to facilitate a good night's rest.
A: 100% waterproof
Q: Does this watch use a battery or does it need to be charged like a Fitbit?
A: Yes, the activity tracker is rechargeable.