How to connect the electricity with the camera installed in the corridor?

You install analog or digital, and you have a WiFi board. When you connect the electricity, at least attach a photo of your corridor, which is convenient for wiring. It is recommended to install simulation. You can buy a card computer as the monitoring host at night. The signal power supply can be integrated into one of those wires (convenient wiring), and so can the WiFi board. Considering the safety of wires, it is safer to extend a camera power cord with several V transformers indoors. The last plan is