For a PDF verion of this article, click here. Battery authentication for portable power-supply systems is a growing trend, in part due to the recent increase in personal injuries related to the ...

Shopping for a high-capacity battery power station to keep the lights (and a lot more) on during a blackout? Winter storm season is here for much of North America, so it’s a good time to add a ...

With the increased use of battery-powered portable electronics, you might find yourself faced with testing the battery chargers that keep these products running. A battery charger is just an ...

What do you need out of your power source? We’ll look at which one is best for you based on your energy needs. The first time you had to endure a power outage, you were probably unprepared: These ...

Perfect for camping, power outages and emergencies, this Cyber Week deal will earn its keep several times over.

Both portable power stations and uninterruptible power supplies can give backup power to your most important devices -- but you'll want to make sure you have the right one for the job. There are all ...

Dear Jim: I would feel more comfortable with some emergency electricity for my home, but I cannot afford a big generator. What type of simple portable battery power supplies are available to power ...

If you are looking for a perfect portable battery jump starter for your car, here are 5 best options you can buy online from ...

Say what you want about the current crop of mass-marketed consumer-grade cordless tools, but they’ve got one thing going for them — they’re cheap. Cheap enough, in fact, that they offer a lot of ...