When the power goes out, whether due to a hurricane, heat stress on the power grid, or just one downed tree, a generator can be a lifesaver. Because of this, you should regularly check and maintain ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Electrical power outages are unavoidable and increasing in both frequency and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The power just went out—again. As you dig around for candles and wonder whether your laptop is fully ...

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 ...

After Hurricane Ike knocked out electricity to most of Houston in 2008, my 83-year-old father fired up his portable generator, running extension cords through an open kitchen window to a handful of ...