Q9T smart watch,Whole snack rate monitoring,Blood oxygen monitoring,body temperature,Multiple sports worth to buy? Thanks for it if those of you who have purchased Q9T smart watch,Whole snack rate monitoring,Blood oxygen monitoring,body temperature,Multiple sports could share about what you think of the product. I would love any extra info, as it is quite pricey as $119.99 and I just want to know it is good before paying for it.