Provides a comfortable vertical grip with shutter release button
Effectively doubles your shooting capacity
Camera batteries or 8 AA's can be used
Built with magnesium alloy
Phottix Premium Series BG-D800 Battery Grip for Nikon D800 DSLR features AF/On button, command dials, vertical shutter button and multifunction controller. The BG-D800 holds 8 AA batteries or 1 EL-EL15 battery in the included trays.