The ultra-thin battery is the size of a plastic card, with a body thickness of just 6 mm. Battery capacity: 2,500 mAh. Battery type: lithium-polymer. Body material: plastic. Input port: Micro-USB. Output cable with connectors: Micro-USB; Type-C. Input voltage current: 5V 0.7A. Output voltage current: 5V 1A. Built-in charging cable. Type-C adapter (attachment for the built-in cable is included in the battery case). Battery charge level indicator. The Micro USB cable is already built into the case and does not require an external cable to charge devices. The Type-C attachment for the built-in cable is located in a special slot in the battery case, allowing for charging devices with Type-C connectors as well. Included in the package: 1. Universal battery 2. Cable with connectors for charging Micro USB, Type-C.