The Jakcom smart ring is a wearable electronic components, which can connect IC / ID / NFC card reader like doorlock or cellphone to unlock, pay, share information or operate some mobile functions. Health module: remove infrared ray and adjust body function by the FIR energy stone and the volcano magnet. The product shape is designed according to the international popular elements, no need to charge, suitable for people at any time. 

• Made by Liquid Tungsten and Epoxy Crystal Ceramic, fashionable design 

• Health module: Improve human health and prevent disease

• Replace door key, payment card or other IC/ID card 

• Unlock phone, quick start phone's program, share information, private notebook etc

• IP68 waterproof, dustproof and fall-proof

• No need to charge  

• With CE, FCC and RoHS certifications
  

• US standard sizes from size 7 to size 12

  Size	7	8	9	10	11	12
  Inner Perimeter	54mm	57.1mm	60mm	62.8mm	66mm	70mm

• Note: There are difference between iOS and other system. Please check the chart picture.

First installation and connection:

• 1. Enable the NFC function from mobile phone. 

• 2. Scan the two-dimension code at the package. 

• 3. View the demonstration of each function, or download APP. 

• 4. After client program is downloaded, install it and run it.