What are the main functions of diving computer?

Cylinder allowance,

Water quality, environment and safety restrictions.

As a computer, another function of diving computer is the most basic storage function-diving log.

The stored content is the data of each dive: dive date, dive time, dive depth, seabed stay time, external environment and so on. Because every diver needs to provide the basis for promotion according to his own diving experience, the record of diving log is one of the essential diving summary work. It turns out that this work is done by taking notes, and the records must be signed by diving guides or coaches and partners to prevent forgery. Now, this work can be omitted. Using infrared USB data cable, you can input the data stored in the submersible computer into the computer and get an electronic file. Well-known diving equipment manufacturers can provide their own brands of diving computers.