Smart Ring NFC Android Bb Wp Smart Electronics Intelligent Magic Hot Sale as Android Smart Watches Devices

Smart ring by touching the phone nfc signal area, to achieve the screen to unlock; application lock; quick start application; send read business cards, URL information and other functions. -Multi-functional NFC smart ring, the main function is to store and exchange personal information, as well as mobile content and personal privacy encryption unlock, support for Apple,for Samsung,for Huawei,for millet and other DNF-enabled mobile phone.