NFC Multifunctional Smart Ring

A smart ring is a stylish and wearable electronic product that can be connected to a smartphone via Near Field Communication (NFC) to perform function execution and data sharing. Designed with high water level waterproof function, it can be used without any power supply. Embedded NFC chip can only be connected to NFC-enabled smartphones. Product information Product weight: 13g Applicable people: NFC users Wearing method: regular Applicable system: Android phone with NFC Color: size6, size7, size8, size9, size10, size11, size12, size13 Packing list Ring x1 manual