Runs on one EN-EL3e, one EN-EL4a (Battery Chamber Cover BL-3 required) or eight R6/AA-size alkaline/lithium/Ni-MH/nickelmanganese batteries.
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; accepts 1.5 V LR-6 (Alkaline), Lithium (FR6), Ni-MH (HR6) or Ni-Mn (ZR6)).