L16 Smart Wristfit Bluetooth Sports Wristband IP67 Time Activity Notifications Purple worth to buy? Thanks for it if those of you who have purchased L16 Smart Wristfit Bluetooth Sports Wristband IP67 Time Activity Notifications Purple could share about what you think of the product. I would love any extra info, as it is quite pricey as $96.47 and I just want to know it is good before paying for it.