For extra hours of charge without the hassle of bringing the charging cable and power bank when you leave home, the best iPhone battery cases will give you additional screen time while still being ...

Following a teardown, iFixit pegged the battery at 1877 mAh. That's compared to 1715 mAh in the iPhone 6s and 1810 mAh in the iPhone 6. When I put the Smart Battery Case on an uncharged iPhone 6s and ...

While it adds bulk to your slim iPhone, when you need extra battery power readily to hand while away from a power source and don’t want the nuisance of also carrying a portable power bank, a ...