Add one to your emergency kit and never worry about a dead battery leaving you stranded again.

Jump-starting a car with cables connected ... a jumper pack (also called a jump starter, booster pack, or a juice pack) is a ...

On a single charge, a portable car battery pack or charger can power your high-draw laptop computer several times longer than its own built-in battery. Want a battery booster with a built-in air ...

Sure, you could find a store and buy a wall charger, but wouldn’t it be more fun to build your own battery booster without using tools? [Spiritplumber] did just that, popping into a Radio Shack ...

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people might like the idea of battery swapping. To him, it’s not unlike buying a propane-fueled grill and purchasing a refilled tank every so often. But it would require a rethinking of car ...