These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile Analyst at PCMag, which means I cover wireless phones, plans, tablets, ereaders ...

Power banks with pass-through charging are perfect for travel, office life, or just staying powered up at home without all ...

This is where a portable charger, battery pack, or power bank becomes invaluable. By connecting your phone to a portable charger, you can recharge your device without being tied to one location.