NFC Smart Ring Multifunctional Waterproof Intelligent Ring Smart Wear Finger Digital Ring for Android Phone NFC Devices

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Fashion Men's Ring New Technology NFC Smart Finger Digital Ring for Android Phones with Functional Couple Stainless Steel Ring Instructions for use

NFC Multifunctional Waterproof Intelligent Ring Smart Wear Finger Digital Ring

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Instructions for use: (1) first ,please confirm your phone with NFC function (2) If your smart phone with nfc function, open the nfc switch, then down

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1PC NFC Ring. Material:Stainless Steel.