A high capacity battery pack is always wise purchase for travelers. The Anker PowerCore+ 26800PD and 30W power adapter ($99) is a behemoth that can charge devices using the two built-in 5V/3A USB ports, or fast charge using the 30W USB-C port. The battery pack’s support for USB Power Delivery means it can fully charge an iPad Pro using Apple’s Lightning to USB-C cable in less than two hours.
The battery pack has a capacity of 26800mAh, and comes with a 30W USB-C power adapter to charge it. This adapter also supports USB Power Delivery and can fast charge an iPad Pro, too.