MB-D10 Multi-Power Battery Pack for D700 & D300 includes MS-D10EN for use with EN-EL3e battery (sold separately), and MS-D10 for use with 8 AA batteries (not included).
Extends autonomous operating time. It enables seamless switching between power sources, and is equipped with a shutter release button and command dials for vertical shooting.
The grip is equipped with a vertical grip shutter button, dial, AE lock / FE lock button, and AF point selection button to enable shooting in the same fashion as a horizontal grip.
The MB-D80 battery pack, for the Nikon D80 and D90 digital SLR cameras, adds extended shooting capabability in an ergonomic design that adds shooting stability.
Can take either 6 x AA batteries or two LP-E5 and replicates shutter, control dial, AE/FE lock, exposure compensation and AF point selection for vertical operation.