The section to discuss general dive equipment (not CCR) including regs, cylinders, BCDs, suits, fins, computers etc
Primary torches, back up torches, light sabres, all in here. It can be dark underwater and you need to be able to see the critters or your way out. Discuss sources of light you can take underwater with you.
We need to understand how long and how deep we have been underwater to work out our decompression obligation. This section is for discussing computers and dive/bottom timers which help us with this.
Some people have the skill and knowledge to service their own life support equipment and want to share that knowledge. Here is the place to discuss it - however, this information is provided without liability. YOU are responsible for your own safety which may mean getting it serviced professionally.