There’s a power shortage in your pocket. While our mobile devices offer convenience, they still have a significant flaw: The rechargeable battery never seems to last long enough. Whether you’re on a business trip or family vacation, the only way to make sure it can keep up with you is an external backup battery.
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When you’re buying one, it’s important to think about mAh (milliamp hour), an indication of how much juice a battery holds. To fully recharge an iPhone 6, you’ll need 1,810 mAh, while the Samsung Galaxy S6 needs 2,600 mAh. If you’re planning to charge anything other than a phone, like a tablet, you’ll need a battery capable of 2.1 amps. With that in mind, here are 12 great options that’ll give you serious power when you need it most.
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