Digital Tattoo is an NFC chip embedded in a piece of adhesive-like tattoo can be glued to the hand or arm, for example, this piece is designed so as not to hurt the skin and waterproof and can be worn for about five consecutive days almost before having to replace it. This task tattoo-mail unlock the phone screen as soon as contact with the device to place the tattoo. Currently supports the tattoo-mail Tel Moto X only.
You can buy Digital Tattoo is a package that includes ten posters at a price of $ 9.99. But do you think that this technical process or is it really just a "fad" marketing? Let us know within the comments.