The Powerology 16000mAh multi-string solar power bank is a durable product with a high-capacity charger intended for use on the go. It is powered by a battery made entirely of lithium polymer with a capacity of 16000mAh, which provides excellent energy charging ability for several devices. This power bank also has an assortment of optional inputs and outputs, such as those from Micro USB, Lightning, Type-C, and USB-A ports, all of which display high-end power-output qualities that can accommodate maximum battery charges of various devices. The fast charging capability of this power bank has been enhanced with an output power of up to 20W through its Type-C and USB-A ports. So, with this power bank, charging is faster and more efficient. Moreover, the power bank comes with a few integrated cables.