The external battery has a plastic matte casing with an LCD display that will show the remaining charge level at any time. The power bank can be charged through a universal Type-C or Micro-USB port and delivers power through two classic USB ports. Thanks to the built-in display on the casing, it has become more convenient to monitor battery consumption. The charge is displayed in percentages. Battery capacity: 20,000 mAh Battery type: lithium polymer Casing material: plastic Input ports: Micro-USB, Type-C Output ports: USB Input voltage and current: 5V 2A Output voltage and current: 5V 2A Charging cable included Battery charge level indicator on the LCD display Included in the package: 1. Universal battery 2. USB cable with USB-A and Type-C connectors for charging