Fitness Tracker, Heart Rate Monitor Fitness Watch Activity Tracker(14 Modes) Pedometer with Step Cou worth to buy? Thanks for it if those of you who have purchased Fitness Tracker, Heart Rate Monitor Fitness Watch Activity Tracker(14 Modes) Pedometer with Step Cou could share about what you think of the product. I would love any extra info, as it is quite pricey as $46.99 and I just want to know it is good before paying for it.