Amazon Baynne  
26-07-2018 08:30 am
Baynne Smart Ring Waterproof Finger Ring NFC Chips Ring RFID Card Ring for NFC Cellphone Mobile Phone
Material: steel
Embedded with NFC chip, it can only be connected to a smartphone with NFC function.
Able to connect with a smartphone through Near Field Communication (NFC) to complete function performing and data sharing.
Ultra sensitive and ultra strong read and write ability, good performance
Place the smart ring within the NFC area of a smartphone to perform: screen unlocking, app lock unlocking, app quickly launching, name card and URL information sending and reading, etc.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.