The right battery capacity (also referred to as sizing) is of the utmost importance when finding a home battery to meet your household's energy needs. But how do you know what size is right for your ...

Battery-capacity testing is an essential part of battery maintenance. But how do you do it effectively?How do you know your UPS will have "enough battery" to provide the electricity your operations ...

Most laptops' average battery life is about six to eight hours on a full charge, but some models are just built differently. For instance, the MacBook Pro M4 has been tested to provide up to 24 hours ...

Most of Apple’s modern laptops can handle 1,000 charge cycles before needing a battery replacement. Follow along for how to check MacBook battery cycle count as well as its condition and capacity.

Knowing your iPad battery health helps you decide when it's time for a new tablet. Image: Ed Hardy/Cult of Mac Checking the health and maximum capacity of the battery in older iPad models isn’t as ...