Charge your device and PowerCore Fusion’s internal battery via a wall outlet, then take it with you for up to 3 phone charges — any place, any time. In the wall or on-the-go, Anker’s exclusive PowerIQ and VoltageBoost technologies ensure that all devices receive their fastest possible charge. Also features a foldable plug to ensure maximum portability. At the moment, its list proce of $50.99 is reduced 57% on Amazon to just $21.99. See the discounted Anker PowerCore 5000 on Amazon.