Tbest Smartring Ring Health Tracker,NFC Ring,Smart Ring Android,NFC Multifunction Smart Rings Magic Wearable Device Universal for Mobile Phone(Size 9)(size11)

1. Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function and sharing of data.2. No / depth built-in ultra-sensitive NFC chip, no electricity to work, easy to wear.3. Multi-functional NFC smart ring, the main function is to store and exchange information, as well as mobile content and encryption unlock.4. Lock / unlock the program, select the application you want to lock / unlock, write the smart ring, only the ring touch the phone to start the application, to .5. Beautiful appearance, easy to use.Spec:Features:1. Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function and sharing of data.2. No / depth built-in ultra-sensitive NFC chip, no electricity to work, easy to wear.3. Multi-functional NFC smart ring, the main function is to store and exchange information, as well as mobile content and encryption unlock.4. Lock / unlock the program, select the application you want to lock / unlock, write the smart ring, only the ring touch the phone to start the application, to .5. Beautiful appearance, easy to use.Specification:Material: MetalSize: about 4*5*0.5cm/1.57*1.97*0.2inProduct Name: NFC Multi-function Smart RingSize: 6/7/8/9/10/11/12/13 inchPackage List:1 * Smart RingInstructions for use:1. First, check if your smartphone has NFC function. It can usually be found in the system settings. If no relevant options are found, with the manufacturer post-sale support, or search on if the smartphone model has NFC function and confirm its NFC area.2. If your smartphone has NFC function, turn on the NFC switch, search your app for the software which apply NFC, download and

• 【RFID TECHNOLOGY】Through radio frequency communication technology, the MULTIFUNCTION SMART RING connects to mobile phones for seamless data and sharing.
• Easy to Use：The multi functional smart ring is beautiful in appearance and easy to use. No need to , dive deep , the smart ring has built in ultra sensitive chip , which can work without power and is easy to use.
• 【About the Program】Lock / unlock the program, select the application you want to lock / unlock, write the smart ring, only the ring touch the phone to start the application, to .
• Multi functional smart ring, the main function is to store and exchange information, as well as mobile content and encryption unlock.
• 【100% 】We promises every customer a shopping satisfaction, feel to reach us have any questions about your purchase. We will give you a professional and detailed reply within 24 hours during the working day. Click to buy now!