battery backup

In my home, I have a network rack and some TVs throughout the house. One of the ways to protect these items is with a Uniteruuptale Power Supply (UPS). As with anything, you can go crazy. Generators, battery banks, etc. The simplest way to protect valuable electronics is with a UPS such as the Cyberpower Ups In my case, I am concerned about electrical surges and brownouts more than runtime. If the power is off, I will not be watching TV. What I...