Micro USB Input: 5-9C/2A,12V/1.5A 18W USB-C Input & Output: 5V/3A,9V/2A.12V/1.5A 18W USB Output: 5V/3A,9V/2A.12V/1.5A 18W Total Output: 18W Max Touch sensor power button 18W Power Delivery and Quick charge 3.0 Touch Sensor Digital Display for a more sophisticated feel while powering on and checking battery reserve. Intelligent IC make sure your device is charged at optimum charging current. Embedded protection mechanism prevent your device from over-charging and the power bank from over-heating.