Godox External Flash Battery Pack Cable for Canon 430EZ, 540EZ, 550EX, Cannon 580EX, 580EX II and other flash model with same type of input power port.
Please Note:Some flashes require that you install AA batteries into the battery compartment for powering the computer circuits, if AA batteries are required, the power pack provides most of the power required for the flash, when using dedicated modules it may be necessary to power them by inserting AA batteries into your flash.Item Includes:1 x Power Pack Flash Cable for Canon1 x User ManualCompatible flash models: Canon 430EZ, 540EZ, 550EX, Cannon 580EX, 580EX II and other flash model with same type of input power port.