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NFC Mobile Phone Tag Smart Ring Stainless Steel 8mm Wide Smart Wearable Ring Smart Ring Couple Ring (Color Dual Chip 9) 2pcs.NDSK1

Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function operation and sharing of data. No charge / depth waterproof built-in ultra-sensitive NFC chip no electricity to work easy to wear.... more

NFC Mobile Phone Tag Smart Ring Stainless Steel 8mm Wide Smart Wearable Ring Smart Ring Couple Ring (Color Dual Chip 7) 2pcs.NJH2

Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function operation and sharing of data. No charge / depth waterproof built-in ultra-sensitive NFC chip no electricity to work easy to wear.... more

NFC Mobile Phone Tag Smart Ring Stainless Steel 8mm Wide Smart Wearable Ring Smart Ring Couple Ring (Color Dual Chip 8) 2pcs.NJKH3

Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function operation and sharing of data. No charge / depth waterproof built-in ultra-sensitive NFC chip no electricity to work easy to wear.... more

NFC Mobile Phone Tag Smart Ring Stainless Steel 8mm Wide Smart Wearable Ring Smart Ring Couple Ring (Color Dual Chip 10) 2pcs

Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function operation and sharing of data. No charge / depth waterproof built-in ultra-sensitive NFC chip no electricity to work easy to wear.... more