How much does this cost to the nearest dollar?

Sony Multi Battery Adaptor Kit,black
This Multi Battery Adaptor Kit charges up to four rechargeable battery packs1 and can also be connected to the camera via a plug-in plate, providing dramatically extended operating time for sessions that can’t be interrupted by battery changes. It includes two USB ports so that power can be delivered to the camera and a USB device simultaneously. LED indicators show the remaining power for each battery. Rapid charge up to four Z-series batteries.Supply power to a camera compatible with Z- or battery Extended power supply to camera via plug-in plate Two USB ports can charge camera and USB device simultaneously Six tripod mount sockets for flexible mounting capability Can be made more compact by removing the battery protector Includes 2 batteries Dimensions 7.44 x 5.91 x 5.35

Price is $398.00

Price: $398