... carry convenient.1, working voltage: 5.5V ( maximum ) 2, the charging current: 400mA3, the battery capacity: 800 ~ 2000mAh4, the output voltage ... 2: DC interface, an output interface.3, material: aluminum. 4, the charging LED lamp color display: charging red, full of light. 5, ... : red≤30%, green = 70%.Application fields:Applies to the charging voltage of about 5.5V range of electronic digital mobile ...