Features:

• The MB-D16 is equipped with a shutter-release button, AE/AF lock button, multi selector, and main- and sub-command dials for improved operation when taking photographs in portrait (tall) orientation
• Can be powered either by six AA batteries (Alkaline or Ni-MH or Lithium) or EN-EL15 rechargeable Li-ion batteries
• To use the MB-D16 with AA batteries, use the MS-D14 AA Battery Holder. When using EN-EL15 batteries to power the MB-D16, use the MS-D14EN Battery Holder

Details: MB-D16 Multi Battery Power Pack offers both enhanced handling capabilities as well as extended battery life while shooting. It accepts one additional EN-EL15 lithium-ion battery pack to increase the camera's battery life or, alternatively, six AA batteries can be used in conjunction with the included MS-D14 AA Battery Holder. The design of the grip improves shooting in the vertical orientation and also provides an overall more ergonomic structure for holding the D750. An additional shutter release button, AE/AF lock button, multi selector, and main- and sub-command dials are all incorporated into the grip's design to benefit more natural and intuitive handling.