Since the iPhone 4 has a completely different shape than the iPhone 3G/3GS, all those older cases don’t fit the new device. Unfortunately, this also includes external battery cases like the Mophie ...

Lithium-ion batteries are the backbone of modern electronics. These batteries power everything from smartwatches and smartphones, including your iPhone, to laptops and even electric vehicles. However, ...

Yesterday night, my phone died. I plugged it in and went to bed, expecting it to pop back up once it had charged up enough. This morning though, nothing. Actually, a little worse than nothing - if I ...

I receive a lot of questions about the iPhone "battery health" figure. But If you're one of the few people who doesn't know what I'm talking about, let me introduce you to this: tap on Settings, then ...