Description
- Smart ring by touching the phone nfc signal area, to achieve the screen to unlock
- Lock and unlock your Smart phone or tablet quickly, hide the app when you leave your smart phone alone
- Remove infrared ray and adjust body function by the FIR Energy Stone and the volcano magnet.
- Support for Apple, Samsung, Huawei, millet and other DNF-enabled mobile phone.
- Can be used as a private memo to unlock the only way to unlock.
Color: black Size: 8/9/10/11 Width: Approx. 8mm/0.31"