Double your battery life and increase comfort during vertical shooting by adding the Pentax D-BG7 Battery Grip to your KP DSLR. It holds one D-LI90 battery pack in addition to the one already in the camera, ensuring longer shooting times without changing...
The Nikon MS-SD9 Battery Holder is the replacement battery tray for the SD-9 Battery Pack, used with the SB-900. The tray holds up to 8 AA batteries.
The MS-D11 is a AA battery holder for the MB-D11 Multi-Power Battery Pack.
The BL-3 is a Battery Chamber Cover for the MB-D10 Multi-Power Battery Pack that allows the use of an EN-EL4/EN-EL4a battery with the D7000, D300S and D300; and for the MB-40 Multi-Power Battery Pack, to use with the F6.
The D-BH109 AA Battery Holder for the Pentax K-r, K30 Digital SLR Cameras from Pentax is an optional holder for the camera that accepts four "AA" batteries.
Pentax K-P Grip Large O-GP1672 w/ Screw Keys
Pentax K-P Grip Medium O-GP1671 w/ Screw Keys