Seventy two changes of password lock
The code lock is the most common lock on the lockers and safes of schools, hospitals, factories, offices, airports, railway stations, swimming pools, baths and clubs. The code of the code lock is usually only an arrangement rather than a real combination. When it is opened, a series of numbers or symbols are used.
According to different ways of password unlocking, at present, in the more common cabinet products on the market, the commonly used password locks are: mechanical password lock, electronic password lock, swipe card password lock, fingerprint password lock, remote control password lock, etc. Different unlocking methods naturally correspond to different secret key technologies, with different advantages and disadvantages.
Mechanical password lock: the mechanical password lock is relatively stable, durable, and does not need power supply, usually the four in one password lock is more common. But the operation method is slow to learn, inconvenient to operate, and it needs professional personnel to change the password.
Electronic password lock: electronic password lock has the advantages of fast operation, simple and arbitrary password modification, and can be unlocked only by inputting 0-9 numbers. Although in recent years, the price and quality of electronic password lock have been reduced and improved, but because of the complexity of internal structure and the lack of mechanical maturity in technology, mechanical password lock is still slightly better.