EACHSHOT MK-D750 Battery Grip Pack Replacement MB-D16 as EN-EL15 Battery for Nikon D750 DSLR Camera Works for Nikon D750 as replacement of MB-D16 With vertical-shooting function, best choice for portrait shooting Use two kinds of batteries(1 EN-EL15 Lithium battery, 6 rechargable AA Batteries) AE-L/AF-L lock button and efficient sealing design