Cool NFC Multifunctional Waterproof Intelligent Digital Smart Ring Unisex Android Windows High Speed Magic Finger Rings Wear ABOUCT PRODUCT Size:6,7,8,9,10,11,12,13 (please refer to the size picture) Chip: NFC chip Working frequency band: 13.56MHZ Storage space: 144BYTES Transmission rate: 106kb / s Uses: set up smart lock, card recharge, smart phone unlock, phone important file lock, transfer files. Instructions: A. 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. B. 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. C. Instructions for use: a) First, check if your smartphone has NFC function. It can usually be found in the system settings. If no relevant options are found, contact with the manufacturer post-sale support, or search on Google if the smartphone model has NFC function and confirm its NFC area. b) If your smartphone has NFC function, turn on the NFC switch, search your app store for the software which apply NFC, download and install them. c) Start the NFC APP, perform actions according to the instructions. d) Since NFC is a near field communication technology, make sure to place the top side of the ring chip right close to the NFC area when reading any data to avoid the failure in reading and writing. Package Included: 1 x Smart Finger Ring
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