JAKCOM R3F Smart Ring Waterproof NFC Electronics Phone Android Magic Ring

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Color:white black Packing list: crystal gift box, magic ring Products description The Jakcom smart ring is a Wearable electronic components, operate the mobile function and share t he data by NFC wireless frequency communication technology , the functions of the advanced design as following: Private Note ,Screen lock ,APP lock, Quick start, share business card, share internet link, share the text and share online file. Original Health Module can improve human performance effectively. The product shape is designed according to the international popular elements, created by the pure medical titanium, no need to charge, high waterproof, and suitable for any people at any time. Specification: Model:JAKCOM-R3F Frequency:13.56MHZ Range to cover:1.5cm Work temperature:-50~+80 Show more