Full Touch Screen Smartwatch, IP67 Men and Women Waterproof Swimming Smartwatch Fitness Tracker Fitn worth to buy? Thanks for it if those of you who have purchased Full Touch Screen Smartwatch, IP67 Men and Women Waterproof Swimming Smartwatch Fitness Tracker Fitn could share about what you think of the product. I would love any extra info, as it is quite pricey as $52.45 and I just want to know it is good before paying for it.