Without an uninterruptible power supply, you’re just a power outage away from losing all your work.

To get the best efficiency for my battery backup system I want to make sure that the backup battery is large enough to cope with at least twice the total amp hours required in my calculations. So, in ...

Feit’s IntelliBulb Battery Backup provides three hours of emergency run time if the power goes out–but whether you need that capability is a bigger question. Ever needed a bulb that you needed to stay ...

The Incipio offGrid Portable Backup Battery 4,000mAh with Qi offers only average performance for a Qi-inflated price tag. Compact, lightweight design. Expensive considering performance. $20 premium ...

As a point of reference, the continuous energy use of an average U.S. home is 1.23kW. Based on that, a one-battery SimpliPHI 6.6 system delivers 10.8 hours at 50% backup load. A two-battery system ...

Dig that old laptop out of the closet and make sure it's plugged in before the storm hits, then use it to recharge phones and other gadgets. Dan Ackerman leads CNET's coverage of computers and gaming ...

You can show the battery percentage on your Mac computer to help track exactly how much battery life you have left, and when you need to plug it in. To turn on the battery percentage display, open the ...

If you are using a Windows laptop and you want to know how long you can continue to use your computer on battery backup, before you have to charge it, you can edit ...