Connect the supplied USB cable (or the cable that came with your device) to your device and to one of the USB ports on the powerstation battery. The powerstation battery will immediately begin charging your device. You can charge two devices at the same time.
15W Fast Charge Capability
The powerstation 5X and powerstation 8X batteries have 15W Fast Charge capability, which provides high speed output charging on the USB port marked with the 15W Fast Charge icon: