Description
Heart rate tracking The heart of it all—heart rate powers important data like calorie burn, sleep stages, resting heart rate & more. Active Zone Minutes Tracks your time in heart rate zones so you get credit when you work harder.
More Information
| Color | Black |
| Size | 1.56 In. W X 0.47 In. H X 1.6 In. D |
| Gtin | 00811138036690 |
| Mpn | FB507BKBK |
| Condition | New |