15,000 mAh Li-Polymer battery, USB type C for fast charging, inputs: Micro USB 5V / 2A & USB type C, outputs: USB A 5V / 2.4A (2x) & USB Type C 5V / 2.4A, charge and discharge indicator, plastic casing, charge 3 devices simultaneously, black Micro USB charging cable included, very recent 'Advanced Safety Technology' with 6 safety functions mobile external battery