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NFC Smart Ring Multifunctional Waterproof Intelligent Ring Smart Wear Finger Digital Ring Fit for Phone with NFC Function

Please kindly noted that this item is sold by gotofar from Joybuy marketplace.Specifications:, The smart ring through the nfc radio frequency

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Multifunction Smart Ring Waterproof Magic Finger Ring for Android NFC Phone

Multifunctional: The smart ring can be 2 IC cards (13.56MHZ) 2 ID cards (125KHZ) and 2 NFC cards at the same time, such as access control card,

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What Are Smart Rings? How Do They Work?

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