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Neewer? Vertical Battery Grip Replacement for Nikon MB-D12 Multi Battery Power Pack Works with

Product Description :
Has the same functions as the original Nikon grip MB-D12
Compatible with Nikon D800D800E Camera
Allow vertical shutter and half press focus of the vertical shutter
Can hold one EN-EL15 battery packs or 8 x AA batteries to provide approximately
Twice the shooting capacity of the camera alone