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13.56mhz NFC Ring Bluetooth Multifunctional Phone App Healthy Intelligent Tool

13.56mhz NFC Ring Bluetooth Multifunctional Phone App Healthy Intelligent Tool

13.56mhz NFC Ring Bluetooth Multifunctional Phone App Healthy Intelligent Tool

NFC Ring Bluetooth Multifunctional Phone App Healthy Intelligent Tool Chip Customized Material Titanium Steel Protocol ISO14443A Antenna Copper antenna Memory 180 Bytes Frequency 13.56MHz Write ...

Product Tags:

13.56mhz NFC Ring

      

Multifunctional Phone NFC Ring

      
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