TLW08 0.66 inch OLED Display Bluetooth 4.0 Smart Bracelet , Support Pedometer / Call Reminder / Slee worth to buy? Thanks for it if those of you who have purchased TLW08 0.66 inch OLED Display Bluetooth 4.0 Smart Bracelet , Support Pedometer / Call Reminder / Slee could share about what you think of the product. I would love any extra info, as it is quite pricey as $39.66 and I just want to know it is good before paying for it.