I looked at three years of exclusive CNET data of iPhone performance to find out which models hold their charges best.

Despite some consumers' wariness, battery technology has noticeably improved in recent years, says Max Reid, head of battery ...

In the fourth iOS 26.1 beta, Apple added a "Tinted" option that reduces the translucency of Liquid Glass for those who prefer a more ...

A multimeter might look intimidating, but learning to use this simple electrician's tool will come in handy during a number of every day tasks.

Built on LG Energy Solution's 10,000-plus battery patents, the platform offers quick and precise health checks.

The Remarkable Paper Pro Move brings a real paper feel to the e-ink display—ideal for writing, reading and sketching for ...

Battery cell voltage is the most fundamental measurement made on the cell. While on the surface measuring voltage seems easy, ...

CNET senior technology reporter Abrar Al-Heeti highlights that the iPhone Air she reviewed regularly ends the day with about 20% to spare (after starting with a full battery). She said it would drop ...

MacBooks can run into a host of problems, such as Wi-Fi and Bluetooth connectivity errors, battery drain, and more. Here are ...

One customer at an auto shop had a power drain issue that caused her to replace her car battery three times in one year.

there are light bulbs that have batteries and every time you turn on a lamp that contains one of these bulbs, you charge the ...

The iPhone 17 Pro Max runs on Apple's new A19 Pro chip, which, combined with a vapor cooling chamber, iOS 26, and a large battery, allows the phone to last a day on a single charge.