Is the battery empty, or is there something wrong with the device? That’s always a difficult question when your walkman or some other battery-powered device appears to be dead when you switch it on.

Use the following suggestions if your Surface laptop shows a battery symbol on the screen and is stuck on that screen. Perform a hard reset Use another charger and monitor the battery indicator ...

A previously-published Design Idea outlined a polarity protection circuit that provides the correct connection of the battery to a load regardless of the battery’s orientation in its holder. The ...

When it's unplugged and has a sufficient battery level, the iPhone's battery icon that can be seen in the top-right corner of the device's screen is usually white and may showcase the battery ...