The CyberPower UPS is a supremely reliable battery backup device that is surprisingly affordable given its features and solidity.
This entry-level battery backup contraption is capable of keeping your desktop computer running without any interruptions even if you suffer a power outage. However it can just as easily be used in conjunction with your modem, router or phone charger.
As a desktop computer user, there's nothing worse than losing any work that you might not have saved in the event of a power outage. That being the case, it's rather foolhardy to not use a battery backup device like the CyberPower UPS, which will give you utmost peace of mind at a pretty negligible price.