•As thin as the wings: JAKCOM N3 smart nail chip has a micron order chip in the size of 5mm x 5mm x 0.12mm; The surface area of the chip is only 1/5 of that of a finger and the thickness is that of a hair •Easy to apply: JAKCOM N3 smart nail chip can bend and fit to the radian of a finger; Polishing, fitting and applying nail, only three steps done •Environmentally friendly materials: Environmental coating material in the same level of contact lenses is adopted, which has passed test certification by global standard CE and ROSH; Keep refreshing and no foreign body sensation appears in long-term wear •Built-in IOT chip: The product is equipped with the new generation of IOT chip and rich built-in featured cloud services; Direct use is available without the need of installing any APP; It is suitable for Android and iOS dual platforms •Scene notice: Multiple preset messages can be triggered quickly through JAKCOM N3 smart nail chip; Give yourself one more safety guarantee at the critical moment; At same time, make all your family members to know that you are safe •Virtual call: With JAKCOM N3 smart nail chip, you can quickly reserve a timed virtual call; Create an appropriate excuse for yourself so that you will feel no longer embarrassed to get away •Information share: A variety of information can be quickly shared with JAKCOM N3 smart nail chip, e.g., Electronic business cards which can directly import into the phone; Online store which can directly shopping; Network file which can directly download •Other special features are constantly updated: Finger Memo: different memo set in different nail,you can share and edit in different mobile phone without installation of any APP; Daily Horoscope: All-round daily horoscope, just stretch the finger to see; Period Calculator: View your current safe period, ovulatory period and menstrual period at any time you wish Specifications: •Carrier frequency: 13.56MHZ •RF distance: 1~3cm •Chip type: Ntag213 •Protection level: IP68 •Operating temperature range: -50℃ - +80℃ Package included: •1 x Smart Nail Chip •1 x English User Manual