Mailbox lock is a kind of cam lock, which is a lock named after application. Because mailboxes are generally placed in a centralized manner, such as the lobby of a building on the first floor. Therefore, the mutual opening rate (the probability of mutual opening) of the mailbox locks is as small as possible. Mailbox…

The smart locker lock is a dedicated information lock for wireless drawers designed based on the ZigBee standard. Its main body and accessory parts are installed in the drawer and the drawer respectively. When the drawer is opened illegally, it will send out a mobile phone alarm signal. At the same time, once the drawer…

We may encounter various dangers in our lives. No matter what, we need to have a sense of self-safety. When it comes to safety awareness, many friends have cabinets in their homes, and generally put some valuable financial affairs, etc., in this case, a Good quality cabinet locks seem to be very important, but readers…