Waterproof NFC Ring, Stainless Steel Wearable Smart Rings, Chip Universal for Mobile Phone, All-Round Technology, Wide Surface Jewelry
- PRODUCT DESCRIPTION: The smart ring is a fashionable and wearable electronic product which is able to connect with a smartphone through Near Field Communication to complete function performing and data sharing..
- DETAILED OPERATIONS: Place the smart ring within the NFC area of a smartphone to perform: screen unlocking, app lock unlocking, app quickly launching, name card information sending and reading, etc..
- HIGH QUALITY DURABLE: Beautiful appearance, 6/7/8/9/10/11/12/13 inch size to choose, perfect for women men kids boys girls, no electricity to work, easy to wear..
- WATERPROOF DESIGNED: High-level water resistance, it can be used without any power supply. Embedded with NFC chip, it can only be connected to a smartphone with NFC function..
- EASY TO USE: 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 protect personal privacy..