Heading off-grid? These USB lights and fans are compact, reliable, and perfect for camping nights when heat and darkness aren ...

Battery packs from various prominent hardware brands like Ryobi or Milwaukee are typically equipped with meter lights that let you know how much juice is left in there so you can optimize your usage.

For most people, a battery pack that’s misbehaving simply means it’s time to get a new battery. But when the battery in their ThinkPad wasn’t able to muster up more than 20 minutes of ...