A battery load tester can perform all kinds of analysis, from warning you of low charge to identifying potential faults in your alternator. Regularly checking your battery highlights problems before ...

Microsoft has started licensing a technology that could come in handy for anyone who as ever tried to put new batteries in a flashlight in the middle of the night. The company said Thursday it has a ...

Suppose that you need to test a 1.5V, AA-size alkaline battery. You can apply a short circuit and measure current, or you can measure open-circuit voltage, but neither method properly tests the ...