GEMS Pulse is a predictive analytics tool designed to improve performance, reliability, and lifespan of battery storage ...

Modern smartphones can safely stay plugged in overnight, but temperature and charging habits still affect long-term battery health. Here's what Apple, Samsung and Google say.

For the $5 I'd paid for it, that would have been cool. But alas, apart from being a useless scam, it's quite innocent. I tore mine apart, and inside is very little. Inside the plastic box is a circuit ...