The battery packed inside your electronics gadgets — such as iPhones and MacBooks — is a perishable item. Over the course of repeated charge-discharge cycles, it loses its mojo due to electrochemical ...
Over the past few weeks we've looked at handy OBD-II monitors, flexible hose clamp pliers and screw-holding screwdrivers that make dropping screws less likely. This week's tool, a desulfator battery ...
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