When you are on a cruise, at the beach, in the mountains, or even driving through a different area, you may expect a poor cellphone signal. However, when you're in your own home, and calls start ...

Your device's battery loses capacity over time. It can happen to any smartphone, whether you use a high-end or one of the best phones for battery life. The health of your battery can indicate whether ...

Key elements that drive a battery-cell tester. Three main architectures used to construct a tester. Battery-cell testers are commercially available at many different levels of performance. Performance ...