Nikon MS-D70 Battery Holder For CR-2 Lithium Batteries:
Nikon MS-D70 Battery Holder is a lightweight, reliable and convenient holder that is designed exclusively to hold Nikon CR-2 batteries. This slip-in battery holder for the Nikon D70 and D70s digital camera holds three CR2 3v Lithium Batteries. This is used as a spare battery holder in place of EN-EL3 Lithium Battery. The battery can be install and remove easily from the holder. It features high grade compartment for safety and reliability. This battery holder is very useful for trips, travelling and outdoor activities.
Nikon MS-D70 Battery Holder For CR-2 Lithium Batteries

Features - Nikon MS-D70 Battery Holder For CR-2 Batteries
Designed exclusively to hold Nikon CR-2 batteries
Capable of holding upto 3 batteries (Nikon CR-2)
CR-2 batteries are compatible with Nikon D70 and D70s D-SLR instead of using the supplied EN-EL3/EN-EL3a/EN-EL3e battery
Note:
Forcing the holder into the D100 body or MB-D100 will damage it

Specification - Nikon MS-D70 Battery Holder For CR-2 Lithium Batteries
Kit Contents:
Nikon MS-D70 Battery Holder For CR-2 Lithium Batteries
User Operating Instructions Manual