Size 9 Jakcom R3F Smart Ring Waterproof Wearable Ring for NFC Electronics Mobile Phone Android Smartphone - Black

Highlights

• NFC program to unlock, initiator hidden programs, image-text sharing
• Pure titanium made, anti-allergic, no harm for human body 
• Built-in dual-core chip, it can ensure read and write performance only in the case of correctly wearing
• Suitable for men and women on casual occasions 

Instruciton

• Position with "I" is chip area, Position with "II" is the second chip area, different areas for the different functions of application ( put on correctly to ensure the Letter “I” or “II” is in the center of finger guarantee the best read-write function of each chip.
• And also inlay two Health Module below letter “I”and “II”, It specially selects Cotopaxi volcanic magmatic rocks magnet and Korea Nano FIR energy stone , it can improve human performance effectively.

Specification