Samsung's Galaxy Z Flip 7 and Galaxy Z Fold 7 have just had their battery sizes revealed in a fresh certification sighting.

Button batteries come in many sizes and power levels, and finding the one you need can be a pain. Depending on your device, ...

The Unihertz Tank 3 Pro has the craziest battery capacity I've ever seen on a phone, but it's built like a brick.

Lenovo Yoga 9i 2-in-1 Aura Edition offers a perfect combination of display and audio quality mixed with longevity and ...

The MSI Raider 18 HX sets a new standard for gaming laptops, combining top-tier performance, advanced cooling, and a stunning ...

I’m feeling pretty good about the Pixel 9a’s chances here; its new 5,100mAh battery is the biggest of the bunch, but let’s find out if reality matches the specs. You’re reading an ...

So-called dry cell batteries (such as 9-volt, AA, AAA, "button," C, and D), like those in traditional watches and hearing aids, are perfectly fine in carry-on or checked luggage, whether they're ...

We stacked up the very latest iMac, Mac Mini, Mac Studio, and MacBook Air and Pro models to see how the different flavors and implementations of Apple's M4 chips perform.

Above, and in the spec chart, I've outlined the possible core ... is essential in an era of mobile systems with limited battery sizes, and it is vital for a company like Apple, which consistently ...