PD18W + QC3.0 quick charge Battery capacity: 20000mAh Material:Aluminum alloy+ABS Micro Input: DC 5V-2A Quick charge: 5V-2A,9V-2A,12V-1.5A Output USB: 4.5V2A, Quick charge DC 5V-3A,9V-2A,12V-1.5A Color option: Black Product size:140mm x 68mm x 26.8mm