This is a CCTV power supply, specifically a 16-channel unit as indicated by "16CH" written on the box.
Function:
It provides stable and centralized power to multiple CCTV cameras, simplifying wiring and enhancing system reliability.
Features:
These units often include individual PTC fuses for each channel to prevent overload and short circuits, as well as protection against overvoltage and overcurrent.
Channels:
The "16CH" indicates it can power up to 16 cameras simultaneously.