Description About Product MS-D14EN for use with EN-EL15 battery MS-D14 for use with 8 AA batteries (EN-EL15 and 6 AA batteries not included) Use this Nikon MB-D14 Multi Battery Power Pack for enhanced handling capabilities or to extend the battery life of your D600 or D610. This battery pack accepts one or two EN-EL3e lithium-ion batteries or six AA batteries if used with the optional MS-D14 AA Battery Holder. The design of the grip improves vertical shooting. An additional shutter release button, AE/AF lock button, multi selector, and main- and sub-command dials are incorporated into its design for more intuitive handling. Product Highlight For Use with the D600 and D610 Camera Holds 2x EN-EL15 or 6 AA Batteries Extended Grip for Vertical Composition Shutter Release Button for Vertical Use AE/AF Lock, Multi-Selector, Dual Dials