This B&H Kit includes two IDX Imicro-150 145Wh V-Mount Batteries and the dedicated A-Vmicro2 Dual Hot-Swap Plate. The compact-sized batteries support up to a 14A draw and offer two D-Tap outputs each. The hot-swap plate lets you mount two batteries on your camera or other device to allow for continuous power. Additionally, it provides two more D-Tap outputs and a USB Type-C port, functioning as a distribution box. The hot-swap plate can also be placed on a charger with two batteries mounted for sequential charging.