Specification :Battery Type : Li-PoUSB-C Input/Output : 5V=3A / 9V=2.22A / 12V=1.5AUSB-A Output = 5V=3A / 9V=2A / 12V=1.5A / 4.5V=5A / 5V=4.5AMulti-port Output : 5V=2.4A MaxBattery Capacity : 10,000mAh 3.7V (37Wh)Rated Capacity : 6250mAh (TYP 5V=2.4A)Battery Charging Limited Voltage : 4.2V