The Aquatica AD7100 is a new underwater housing for the Nikon D7100. Depth rated to 90m/300ft and upgradeable to 130m/425ft, the Aquatica AD7100 offers access direct to the Fn button, and features an internal flash up/flash down capability, a quick access ISO lever that is thumb actuated and a total of three access holes that accept various accessories. The AF-L/AE-L button access is provided with a lever right under the users thumb. Menus buttons are angled to provide better access for your left hand. The Aquatica AD7100 underwater housing sells for $3,199.