Nhẫn Đeo Tay Thông Minh Nfc Chống Nước Đa Năng Nhiều Màu Thời Trang Cho Điện Thoại Android

Type: NFC Smart Ring
Color: Black and White
Material:titanium steel + NFC smart chip
Size(Full U.S. sizes optional): 6/7/8/9/10/11/12
Condition: New
Gender: Women, Men
Package included: 1*Ring

Features:
Product description: The smart ring is a fashionable and wearable electronic product which is able to connect with a smartphone through Near Field Communication (NFC) to complete function performing and data sharing. Designed with high-level water resistance, it can be used without any power supply. Embedded with NFC chip, it can only be connected to a smartphone with NFC function.
Detailed operations: Place the smart ring within the NFC area of a smartphone to perform: screen unlocking, app lock unlocking, app quickly launching, name card and URL information sending and reading, etc.
Quickly start the phone application, in advance will need to quickly start the program startup written in the smart ring, when the smart ring touches the phone will automatically find and start the program.
Touch unlock, hand wear ring touch unlock, screen lock, application lock set (some phones need to ROOT, can use the function).
Lock / unlock the program, select the application you want to lock / unlock, write the smart ring, only the ring touch the phone to start the application, to protect personal privacy.
Touch the sharing / personal memorandum, you can store private content in the ring, you can also share the phone business card, wifi password, graphic information, etc., can also be used as a private memo to unlock the only way to unlock.
No charge / depth waterproof, built-in ultra-sensitive DNF chip, no electricity to work, easy to wear.

Instructions for use:
(1) first check the phone has no nfc function, usually mobile phone nfc switch in the phone's system settings, if the user did not find the phone nfc function options, please contact the mobile phone manufacturers after the sale or Baidu search corresponding to the phone model with nfc function, and confirm the phone nfc signal area.
(2) If the phone has nfc function, open the nfc switch, in the application software market search on the nfc function of the software, download and install, according to the software above tips.
(3) to open the downloaded nfc software, according to the software above the prompt operation.
(4) because nfc is near field communication, in reading any task, be sure to ensure that the ring chip position and close to the mobile phone nfc signal area, otherwise it may not be able to read and write the normal situation.