Warranty: 1 Year Features: Ultra compact size for easy portability Low power consumption design Over-voltage and over-current protection Dual USB ports with 1 Type-C port Technical Specifications: Battery Type: Li-Polymer Capacity: 20000mAh 3.85V (77Wh) Input Type-C: DC 5V/3A, 9V/2A, 12V/1.5A USB Output: DC 5V/4.5A, 9V/2A, 12V/1.5A, 22.5W Type-C Output: DC 5V/3A, 9V/2.22A, 12V/1.67A, 20W