XIMONTH Yüzük Şeklinde NFC Elektronik Kart Erişim ve Devam Kontrol Cihazı, Şarj Gerektirmeyen, Taşınabilir, Çok Fonksiyonlu Dokunmatik Ekranlı İşletme Cihazı

Our rings are carefully crafted from stainless steel. Designed to adapt to the interconnection of smart access control/attendance systems. The usage method is extremely convenient: make sure your phone has NFC function. Turn on the NFC function in your phone settings. Download the NFC function app from the application software market, follow the instructions to complete ring binding, and place the ring chip near the NFC sensing area of the phone. And you can set up shortcuts and application scenarios as needed. The design is ergonomic, comfortable, and easy to wear without any burden. Electronic Business Card / Time Attendance / Access Control / Smart Home Control.