nikon's MB-D11 Multi Power Battery, Pack is a grip that attaches to the nikon
D7000 camera. It affords extended Battery, power with the batteries (not
included) in the grip, plus giving you a better, more secure and stable hold on
the camera, making it easier to handhold at lower shutter speeds. The Battery,
pack is supplied with two Battery, trays--one that holds an EN-EL15 rechargeable
Battery,, and one that holds 6 AA batteries. A holding Case,, contact Cap, and
user's manual are also included.