What is UPS (UPS – uninterruptible power supply). Electric power network is imperfect, but due to unstable voltage of the computer can operate incorrectly or even fail, many files that your computer is running currently not stored, the operating system files are not stored properly, and therefore the operating system is gradually corrupted and computer

Here some guide about how to buy UPS for personal computer: Tips #1: About the UPS power output One unit computer PC and Monitor need UPS with ouput power 600VA. Buy UPS with minimum output power of 600VA, the higher is better. Tips #2: Checking the Features Check the UPS features, Check protection avaibility Surge