Обычный ключ — запасной способ доступа на случай разряда батареек (скрытый скважинный цилиндр) https://mylock.kortex25.ru/
Электронный SMART-замок сочетает в себе несколько вариантов разблокировки:
Have you ever considered writing an ebook
or guest authoring on other websites? I have a blog centered on the
same topics you discuss and would really like to have you
share some stories/information. I know my viewers
would appreciate your work. If you're even remotely interested, feel free to send me an e-mail.