Sony NPA-MQZ1K Multi Battery Adapter kit - works with cameras that accept NP-FZ100 series or NP-FW50 series batteries, this adapter is able to supply power from up to four NP-FZ100 series battery packs for dramatically extended shooting times. It can also serve as a rapid charge, with a charging rate of 480 minutes for four batteries. Users can convert the adapter into a more compact two-battery adapter for a more travel-ready kit.
The NPA-MQZ1K can charge other devices as well via its two USB ports. It also is equipped with a three-level LED indicator light for checking charge status along with six 1/4"-20 mounting sockets for mounting to various support systems. Additionally, it comes with NP-FZ100 battery packs to help users get started.