This makes a portable home generator a popular piece of gear to keep on hand, but connecting one to the house takes a bit of know-how and planning.

When the lights go out, it’s good to have a backup plan. We explain exactly how a generator works, so you can power your home safely.

Incorrectly using a generator can lead to dangers including carbon monoxide poisoning. If you’re without power, here are ways to safely use a generator at home.