Godox External Flash Power Battery Pack PB960 Kit for Sony A7 A7S A7SII A7R A7K A7M2 Cameras with NP-PW20 AC Power Supply Adapter + PB SX Flash Power Cable for Sony HVL-F58AM, HVL-F56AM Flashes " PB960 Power Pack kit + NP-PW20 AC Power Supply Adapter " can be perfectly solution to the problem of inadequate battery life with Sony cameras, such as A7 A7RII, etc. NP-PW20 AC Power Supply Adapter with Male Plug connects directly the PB960 power pack. Adding PB-SX cable for Sony HVL-F58AM, HVL-F56AM, and other flash model with same type of input power port. Adding PB-USB Converter Cable for Smart Mobile Phone. PB960 power pack can be hung on the belt Portably, free to shoot continuously.