Description:

100% Brand New and high quality.
NFC ring,multi-functional smart wearable access control stainless steel ring,European and American style,fashionable and simple.A smart ring is a fashionable wearable electronic product that can connect with a smartphone via Near Field Communication (NFC) to perform function execution and data sharing.Designed with high water level water resistance,it can be used without any power supply.Embedded with an NFC chip,it can only be connected to NFC-enabled smartphones.Place the smart ring in the NFC area of the smartphone,perform:screen unlock,application lock unlock,application quick launch,business card and URL information sending and reading,etc.
Features:
Material:Stainless Steel 
Color:white,black
Size:as the picture shows
(1 inch = 25.4mm or 1mm = 0.0393 inch)
Package Includes:

1PC NFC Ring  (For Android phones only)

Instructions for use.

NFC smart ring application APP; Support the use of Android mobile phone NFC functions;
A product description:
NFC smart chip ring is a fashionable wearable electronic product that performs mobile phone function and shares data through the connection of NFC radio frequency communication technology with mobile phone. It does not require any power supply and has high grade waterproof capability. The ring has a built-in NFC chip. You need to bring your own NFC to use it.
II. Operational aspects:
The smart ring realizes screen tomb unlocking by touching the NFC signal area of the mobile phone; Application locks; Quick start application; Send read business card, URL information and other functions.
III. Instructions for use:
(1) First check whether the mobile phone has NFC function. Usually the mobile phone NFC switch is in the system setting of the mobile phone. If the user does not find the mobile phone NFC function and other options, please contact the mobile phone manufacturer after sale or Baidu to search for the corresponding mobile phone model. With NFC function, And confirm the cell phone NFC signal area.
(2) If the mobile phone has NFC function, turn on the NFC switch, search the application software market about NFC function software, download the installation, according to the above prompt operation.
(3) Open the downloaded NFC software, according to the above instructions of the software,
(4) Since NFC is a near-field communication, when reading any task, make sure that the ring chip is located in the NFC signal area close to the phone, otherwise it may cause normal reading and writing. Then according to the mobile phone APP, function operation setting, matching, establish fast function application.
(5) Support NFC function smart fingerprint password lock, NFC smart attendance, need to match, write label information or number synchronization can be used.

Notice:
1. Please allow 2-3% error due to manual measurement.
Please make sure you do not mind before you bid.
2. The colors may have different as the difference display,please understand.

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