There are very few things as annoying as your phone battery draining in the middle of a drive, especially when you need it to find your way around. You reach across for your power bank, only to ...

This is a follow-up to this thread: https://arstechnica.com/civis/threa...-polarity-of-this-laptop-barrel-jack.1491071/tl;dr I have a laptop but no charger, and I'm ...

For over a century, Milwaukee has been manufacturing and selling a wide range of tools and equipment. Along the way, it's created multiple systems that allow its products to more efficiently share ...

[Robert Nixdorf] frequently needs to use this high-end audio recorder, but it sucks dry a set of eight AA batteries in just a few hours. Obviously a longer lasting solution was required, and he ...

Every day, countless family arguments arise on the subject of who gets to charge their device on the move. Sometimes a car just doesn’t have enough power sockets to go round, and that’s why ...