Ntag215 NFC Full Ceramic Smart Ring Compatible With NFC Enabled Phones And Devices Programmable 504 Bytes For Bussiness Tags

" 【Genuine Chip】NTAG215 chip，504 bytes of memory, password protected authentication, high scan strength, easy to program. The 215 chip has a read-write lock function, which can be edited repeatedly or read-only. Tags cannot be edited or reset once they are set as read-only. 【 Ring Material 】 The shell of the Ntag215 ring is made of zirconia gemstones. We use a pure manual polishing, polishing, and chamfering process to make the surface of this ring smooth and not easy to leave fingerprints. From a visual and tactile perspective, it will not make people feel that it is too bulky and thick. You can take it to shower and wash your hands. 【 Rring size】 is determined by American standards: 6 #, 7 #, 8 #, 9 #, 10 #, 11 #, 12 #. Allowing you more choices without worrying about not having a ring that fits your size. 【 Ring Function 】 The Ntag215 ring supports NFC writing programs for Android systems and also supports shortcut commands for IOS systems. It can achieve functions such as smart home, WIFI and Bluetooth sharing, fast payment, and electronic business cards. 【 Product Advantage 】 The ring is made of zirconia ceramic and will not be damaged even if dropped from a height of 1 meter. You can wear it for outdoor activities such as running, swimming, etc. "