Keydex NFC Multi-Function Ring #18 (2.46 in), Fine Ceramic, Waterproof Patent [Tax Excluded]

The smallest NFC wearable device on the earth, light and comfortable! Made by fine ceramics, the hardness and resistance to scratch is slight lower than diamond. Users may not show allergic reactions comparing to rings made by metallic materials and the fabric minimizes signal and antenna interference from metallic subject matter. Certified to be IP68 grade, allows the hoop to be submerged in water at 30 meters for as much as one hour and continue to serve as properly. Through our App, can edit name cards, internet address, text, and simply instant sharing through our ring. Through our App, can unlock the screen straight away. Patent number: ZL201420398526.5 & ZL201520085093.2
Made by fine ceramics, the hardness and resistance to scratch is slight lower than diamond. Users may not show allergic reactions comparing to rings made by metallic materials and the fabric minimizes signal and antenna interference from metallic subject matter.
Certified to be IP68 grade, allows the hoop to be submerged in water at 30 meters for as much as one hour and continue to serve as properly.
Through our App, can edit name cards, internet address, text, and simply instant sharing through our ring.
Through our App, can unlock the screen straight away.
Patent number: ZL201420398526.5 & ZL201520085093.2