The AC Adapter for Godox AD1200PRO Battery Powered Flash System from connects the power pack base to power mains for AC operation. AC1200 This is useful when shooting in studio or location situations where AC power is readily available, as an alternative to drawing power from the lithium-ion battery. Versatility The power adapter is muti-voltage compatible from 100-240 VAC, allowing the system to be used anywhere in the world. In package: – Godox AC1200 AC adapter for AD1200Pro – Original Packaging