Pack of 2 lithium CR123A batteries. Excellent for flashlights. 10- storage life. battery of choice for all flashlights that use disposable lithium batteries. These can also be used in film and digital cameras. From the Manufacturer The 3V CR123 Lithium Battery is the best as a for any standard 3-volt (123 CR123 123A) lithium battery. These Lithium Batteries are extremely popular for the flashlights and digital camera use and will work just fine for any device that needs a standard 3V Lithium battery. 3V Lithium Flashlight Batteries can be used in flashlights, film and digital cameras and any other device that uses the following battery models: 123A, CR123A, CR123, CR17345, K123A, VL123A, DL123A,5018LC, EL123AP, SF123, SF123A 3V Lithium Battery. Lithium Batteries are the battery of choice for Scorpions, Twin-Tasks TT-1L, Stream light Twin Tasks 2L, Tactical Lights TL-2, Tactical Flashlights TL-2LED, TL-3 Tactical Lights, Tactical Flash-lights TL-3 LED, Night Fighters NF-2, Night Fighter Flashlights NF-2 LED, Tactical Gun Mount Flashlights. Lithium Batteries is a 3 volt CR123A lithium battery with a shelf life of nearly 10 s.