hecere NFC ring - ring size 12

eadable cards: Because of readable and writable features, NFC tags allow people to change and read the data when you want, the chip inside can quickly read the data, please notice that a NFC-enabled device is needed. Suit occasion: You can use NFC 216 blank card to set a alarm clock, turn on and off WiFi, make a call, launch an application, join a network, show a message, share a contact, show address or location, update social media, open a web page, etc.. Features: Product features: Product chip: nfc216 Product frequency: ic 13.56 Ring color: black on outer surface Ring width: 6mm Ring size: Standard American Ring Sizes 7 to 13 are available Applicable crowd: male and female Packaging: a beautiful ring and ring box Material: zirconia ceramic+epoxy resin colour: black Reading distance: 1 cm to 5 cm (depend on the reader and using environment) Function: read and write Data storage time: more than 10 years Package Includes: 1NFC smart ring Warm notice: Some phones are unable to read the nfc tags, please understand it clearly before making purchase.