6-Pack Energizer Photo 123 Lithium Battery Pack 3V CR123A Ultimate 3.0v DL123A Bulk by Energizer

Used in Film Cameras;Can also be used for high-end Flashlights and Medical devices;Lithium Photo Battery- 123;Lasts up to 5 times longer than alkaline batteries in digital cameras, and up to 3 times longer in other cameras and flash applications;CR123A equivalent, Dimension: Height x Diameter: 16 x 32 mm