2 USB-A output, USB Type-C output, Micro-USB output, Lightning output, USB-A input, USB Type-C input, Micro-USB input. LED Battery Display. Fast charging and wireless technology. Specifications: Capacity: 20000mAh, 74Wh. Rated capacity: 11800mAh. Input: USB / Micro-USB / USB-C 5V / 2A. Output: USB 1 / 2 - 5V / 2A, Micro-USB / USB-C / Lightning - 5V / 2A Display: LED digital display.