This AC Power Supply to NP-W235 Type Dummy Battery lets you conveniently power the X-T4 directly from a wall outlet, allowing for continuous power at an event or in the studio. One end of this handy power supply features an NP-W235-type dummy battery, while the other end features a standard US power plug. Additionally, this 8V power supply provides an 8' cable length and supports worldwide 100-240V power input.