You find yourself in an airport or hotel room in another country, and you really need to charge your phone, camera or game system. But what is that strange-looking outlet? It has round holes! And ...

Not all outlet holes are the same, and there's a reason for that. The shapes (vertical slots, round holes, T-slots, etc.) correspond to specific electrical functions and safety features. Take the ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

electrical outlet plug in a wall, a plant seen in front of the wall - Nanci Santos Iglesias/Shutterstock If you've ever watched a movie or show from across the pond — or even traveled there yourself — ...

Meltric is a manufacturer of industrial plugs and receptacles, alongside third-party components. The company's whole focus is on creating electrical plugs and receptacles for them to go into. They ...

While many countries outside the continental US use North American plugs, and some beyond Europe adopt European plug types, the majority of countries maintain their own proprietary plug designs. These ...