Is your phone truly waterproof? Here's what the IP rating tells you
Just how water-resistant is that box filled with electricity? Adrian Kingsley-Hughes/ZDNET I remember a time when you wouldn't dare let water anywhere near a smartphone or power bank, as it would almost certainly mean disaster. Today, however, most smartphones are designed to be water- and dust-resistant to some extent, and even gadgets like power banks and portable power stations are following suit. Also: The best portable power stations you can buy But how can you determine exactly how wate