Muxika NFC Rings Mobile Phone Smart Ring, Water Resistant

Control apps (you can write a fixed list of processes in advance and launch apps each time with just a touch of your finger ring) Compatible with

Smart Wearable Ring Waterproof NFC Smart Ring Compatible with Android/iOS Apps (Color : Blue, Size : 12#)

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Features: * Water Resistant and no charging required. * Lock and unlock your smart phone or tablet quickly, hide the app when you leave your smart

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Smart Wearable Ring Waterproof NFC Smart Ring Compatible with Android/iOS Apps (Color : Blue, Size : 13#14#) : Electronics

No charge / depth waterproof, built-in ultra-sensitive NFC chip, no electricity to work, easy to wear. Multi-functional NFC smart ring, the main

Plyisty NFC Smart Ring, Smart Ring, Waterproof Universal for Mobile Phone(size9)

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Features: * Water Resistant and no charging required. * Lock and unlock your smart phone or tablet quickly, hide the app when you leave your smart

Smart Rings NFC Multifunctional Waterproof Intelligent Magic Ring Smart Wearable Finger Universal Digital Ring Smart Accessories Multi-size

Plyisty NFC Smart Ring, Smart Ring, Waterproof Universal for Mobile Phone(size9) : Electronics

Full Ceramic Waterproof 213 NFC Smart Ring for IOS Android With Functional Couple Jewelry NFC Ring Touch Sharing Smart NFC Ring - AliExpress

Ranvo Magic Smart Ring, NFC Smart Ring Waterproof Multifunction Smart Rings with Ultra-Sensitive NFC Chip All-Round Sensing Technology Wearable Smart Ring Fasion Ring for Men Women (Size11) : Electronics