The Security Camera is a block that can be used to monitor different parts of your base. In order to use it, a Computer is needed.
The Security Camera has the ability to turn, zoom, use night vision, and more. These abilities allow for players to get a clearer shot from their cameras.
The security camera can not record footage. Rather, it's use is to allow for a quick view of certain parts of your base from the Computer.
The recipe for the Security Camera uses many redstone components:
A tutorial on how to set up the Security Camera is provided here: Tutorial: Security Camera