PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause ...

Using your favorite pair of Bluetooth headphones with your iPhone is super convenient. However, since they're battery-powered, you must keep an eye on their charge so that they're always sufficiently ...

Ryobi 4V USB Lithium batteries are really convenient and easy to recharge and have a really easy way to see if they are fully ...

Nick is a Features author who's been writing for fellow tech geeks since 2011. While he's mostly focused on phones, he's also thrilled by cameras and audio gear of all shapes and sizes. On weekends, ...