The What Hi-Fi? team spent a whirlwind couple of days at the last High End Munich 2025, and below are the biggest launches and most exciting hi-fi products we encountered. From giant subwoofers and ...

The best portable air conditioners Best overall: Midea Duo Smart Inverter Portable Air Conditioner - See at Amazon Best budget ... short for kilowatt-hour. Most electricity utilities use kWh ...

with circuit memory for cumulative kilowatt-hours & elapsing time PORTABLE KILOWATT METER: Compact size with start detection 0.20W, you can virtually monitor most standby or working power ...

But having a good, reliable charger with you means you don't have to keep suffering these moments again and again. Right now, ...

It’s also fast (thanks to the Intel Core Ultra 7 155H processor) and lightweight (2.82 pounds), and the 75 watt-hour battery churned out 17 hours of charge. That’s not bad for the $850 price tag.

I explained Stanley in the late 1890s started a company to make watt-hour meters. When this venture ran afoul of a Westinghouse patent, he became a General Electric consultant and opened a laboratory ...

The best tech products announced this week include Sony's noise-canceling headphones and Audio-Technica's stunning turntable.

I’m PCMag’s managing editor for consumer electronics content, overseeing an experienced team of reviewers and product testers. I’ve been covering tech for more than 22 years. Prior to PCMag ...

If you have a pre-pay meter you can switch if you owe £500 or less per fuel. You’ll need to ask your new supplier to transfer the debt as part of what’s known as the Debt Assignment Protocol.