If you're the kind of person who occasionally, say, leaves their car lights on or radio playing, especially if you have an older vehicle, read on. The Battery Brain "uses unique electronic technology to ensure the battery always maintains enough power to start the engine." Which is good for your battery - jumpstarts are hard on the poor little thing - and good for you in that you can be sure your car will start in the morning. The bad news is, there goes your excuse for being late. [GT]

Product page: Battery Brain

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