Godox PB-CX PB960 4500mAh Lithium Battery Pack Power Connect Cable for Canon 430EZ 540EZ 550EX 580EX 580EX II 600EX Flash Speedlite This PB-CX Power Connect Cable is a Godox PB820 / PB820s / PB960 Lithium Battery Pack Accessory Kit it allows you connect your Canon Flash Speedlite to Godox External Battery Pack for Continuous Photography This Cable featured a 50cm Extendable Coil Cable Maximum Length up to 18 meters Compatible with: Canon 430EZ 540EZ 550EX 580EX 580EX II 600EX Flash Speedlite Also it compaitble with other flash model with same type of input power port Note: This PB-CX Power Cable Needs you Switch on Flash to Normal use Package Contents: 1 x Godox PB-CX External Battery Pack Power Cable 1 x CEARI MicroFiber Clean Cloth