This module is an AC-DC/220V-12V isolation switch power module; Wide voltage input, fixed output, with overvoltage, overcurrent, over temperature short circuit protection, etc; High-performance board, suitable for the control board and microcontroller board, and power supply system is very stable and reliable; Double-sided board, small size, easy to install; There is a power output indicator light, which is convenient and intuitive to see the working status of the module