Amazon JAKCOM  
24-11-2018 11:32 pm
Jakcom® R3F Smart Ring Consumer Electronics Mobile Phone Accessories 2016 Trending Products Android Smart Watch Phones Smartwatch (White, 12)
JAKCOM R3F Smart Ring is a Wearable electronic components.
JAKCOM R3F has Build-in Germanium, Volcanic Magnet and FIR Energy Stone in this ring , it can improve human performance effectively
JAKCOM R3F carries a new NXP smart NFC chip, it brings top speed operation experience to the following Android mobile NFC features,like "Private Note","Mobile phone lock","Quick start",
JAKCOM R3F can share information to others' mobile phone, like text,image,business card,internet links,it also can be the key of intelligent door
JAKCOM R3F No need battery charging and IP68 Waterproof.
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