he MB-D18 Multi Battery Power Pack can be powered either by six AA batteries (Alkaline or Ni-MH or Lithium), EN-EL15 or EN-EL18b rechargeable Li-ion batteries. To use the MB-D18 with AA batteries, use the MS-D12 AA Battery Holder. When using EN-EL15 batteries to power the MB-D18, use the MS-D12EN Battery Holder. When using an EN-EL18b battery to power the MB-D18, use the BL-6 battery chamber cover. The MB-D18 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.
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