The PATONA Premium Battery Grip Nikon MB-D15H for EN-EL15 offers a better handling of the camera, especially in vertical shootings and in using of heavy lenses. The camera runtime is considerably extended with the battery grip, because the battery compartment can hold up to 1x Nikon EN-EL15 or 6 x AA batteries. The advanced ergonomic and non-slip battery grip makes it much easier to hold and use the camera.