сенсорный keyless entry смарт электронный главная безопасность пароль мониторинг дверной замок

simplified easy installation. this lock also provides two mechanical keys for emergency use. mobile phone and door lock connected, the bluetooth lock unlocks with bluetooth via the app. the door lock can send a permanent password and a limited time password in the absence of networking. when users use app or password to unlock, the admin can find unlock records on app. ​this bluetooth lock not only supports bluetooth unlocking, but also retains the password unlocking me