Smart Watch,Fitness Tracker with Body Thermometer Heart Rate Blood Oxygen Blood Pressure Monitor,Ped worth to buy? Thanks for it if those of you who have purchased Smart Watch,Fitness Tracker with Body Thermometer Heart Rate Blood Oxygen Blood Pressure Monitor,Ped could share about what you think of the product. I would love any extra info, as it is quite pricey as $32.99 and I just want to know it is good before paying for it.