The only NFC feature in this ring are the letters written in it. I didn't register any devices, there was no device. Don't waste your money, it's just an ordinary ring.
π Smart Ring: Wireless Charging, Waterproof & Universal Wear - NFC Magic Device for Mobile Phones (Size 11)
3 Review
π Social Master: NFC-Enabled Digital Business Card for Instant Contact and Social Media Sharing β iOS & Android Compatible (Navy Wallet-Sized Plastic)
3 Review
Social Master Digital Business Card Plastic Wallet Sized NFC Tag For Instant Contact And Social Media Sharing No App Required No Fees IOS And Android Compatible (Black)
3 Review
π§ Dhyana Biofeedback Meditation Ring: Smart Device for Mindfulness, Breathing, Focus, and Relaxation with Wireless Charging, Bluetooth, HRV Sensors - Includes App for Wellness Tracking, Stress, and Anxiety Relief
5 Review
Smart bracelet Xiaomi Mi Smart Band 4 RU, black
213 Review
Replacement Band For Garmin Fenix 3 / Garmin Fenix 3 HR / Garmin Fenix 5X Fitness Smartwatch Accessories Watch Strap Band
30 Review
Samsung Galaxy Watch3 45mm Wi-Fi NFC Smart Watch, black/black
27 Review
Garmin Vivosmart Purple Certified Refurbished
23 Review