... watch stopwatch Material: ABS+PU+POM heart rate monitor,heart rate watch,digital heart rate monitor,sport stopwatchFeatures: 1) Time and ... and hurly chime3) Pulse mode: determines heart rate 4) Calorie counter5) Stopwatch6) water resistant Specification: - Material: ABS case ... a level that emphasizes calorie burning. Business Scope:Heart rate monitors, sports equipment,digital jump ropes, pulse watches, ...