Clever Accessory Turns a Leatherman Multi-Tool Into a Battery-Testing Voltmeter
Like Doctor Who's Sonic screwdriver or Inspector Gadget's entire body, multi-tools are designed to squeeze a tool box's worth of functionality into a pocket-friendly accessory, and with the Volty Bit, Leatherman's folding multi-tools gain another neat trick: the ability to test the voltage of batteries and other DC...