Features: LCD digital display charging hub for Mini 3 Pro battery. The charging hub uses a color screen, and each port has a different color in different states, making it easy to view the state of each port. Input: 5V-15V/3A; 20V/3.25A;DC output: 8.5V/3.5A x 2;Single output: 8.5V/3.5A;USB output: 5V/2.0A (max); There are two charging modes, charging mode and storage mode; It can automatically stop charging when the battery charge is about 62%; No power or full power storage of battery will cause battery attenuation and bulge, and the long-term storage power need to be about 60%; Specifications: Material:ABS Color:Gray Size:Approx.18.5x5.5x3cm/7.28x2.17x1.18in Input: 5V-15V/3A; 20V/3.25A; DC output: 8.5V/3.5A x 2 Single output: 8.5V/3.5A USB output: 5V/2.0A (max) Note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Battery Charging Hub 1 x USB-A to USB C Charging Cable 1 x USB C to USB C Charging Cable