Image: Simon Jary Portable power banks that charge your phone are popular, but wireless battery packs using Apple’s magnetic MagSafe technology offer a simpler and smarter cable-free solution for iPhone 12, 13, 14, 15 and 16 users. Phone batteries are prone to run dry just when you’re heading away from a power source, so having a portable charging source is one of today’s necessities. Annoyingly, most power banks require you to carry around a cable, too. Wireless power banks do away with c...