Anker PowerCore+ 20100

$66 From Anker, anker.com Features 2x USB-A ports, USB-C port, 20,100 mAh internal battery, USB-A to USB-C cable, USB-C to USB-C cable, 7.2x2.4x0.9 in, 16 oz

The 12-inch MacBook has good battery life, but the excellent Anker PowerCore+ 20100 is perfect if you need more. Containing a capacious 20,100 mAh internal battery, it can completely charge a MacBook and still have juice to spare. It can also charge three devices at the same time.