Ultimate Arms Gear Tactical 10pc Piece Pack CR123A 3V Lithium Li-Ion Batteries Battery Maximum Power for NIGHT OWL Night Vision Monocular Goggles Optics Includes 10 High Capacity Lithium-Ion Batteries (3.0V) CR123A Batteries. Can be used for Flashlights, Lasers, Cameras, Nightvision, Tactical Gear and Medical Equipment. The 3V CR123 lithium battery is the best as a replacement for any standard 3-volt (123 CR123 123A) lithium battery. Lithium batteries are extremely popular for flashlight and digital camera use and will work just fine for any device that needs a standard 3V lithium battery. 3-Volt CR123A lithium battery with a Long shelf life.