This mophie® Power Boost 10,000 mAh Power Bank has a rechargeable lithium polymer battery (37Wh). The  power bank can charge two electronic devices at the same time and has enough power to charge your smartphone multiple times. With one Type-C and one USB-A output ports and an included USB-A-to-Type-C cable. The power bank should be charged before the first use. Digital inkjet decoration decoration provides exceptional color, vibrancy and precision for your designs.