MeiKe MB-D12 Battery Holder Grip for Nikon D800 D800E D800S MBD12 as EN-EL15
Effectively doubles your shooting time.
Holds up to 1 lithium batteries packs.
A holder to use 8 AA batteries.
Dramatically improves stability.
Shooting in the same way as a horizontal grip.
Attaching to the Camera
Remove the battery from the camera.
Detach the camera's battery compartment cover.
Insert the detached cover into its storage slot to ensure that it will not be lost.
Remove the attachment screw with the camera's tripod socket, and then turn the attach/detach knob to tighten securely to the camera.