4.000 mAh flat design power bank with a the case made out of RCS certified recycled Aluminium/ABS plastic. RCS (Recycled Claim Standard) is a standard to verify the recycled content of a product throughout the whole supply chain. Total recycled content: 36 % based on total item weight. The power bank supports both charging via USB A as well as type C. The power bank contains a long lasting grade A 4.000 mAh lithium polymer battery.