Product Description Specifications Wireless auxiliary external battery, 4.000 mAh charging capacity, with body in resistant aluminum. Features: Wireless auxiliary external battery, 4.000 mAh charging capacity, with body in resistant aluminum. USB output, including micro USB charging cable and compatible with devices equipped with wireless charging technology. Presented in an attr Decoration Position: At the top on the front side Print Size: 4.5 x 2.5 cm Product Materials: Aluminium