MPN: SF2-CB | UPC: 084871820141 Surefire 123A Flashlight Lithium Batteries 3V (2-Pack) packs a lot of power into a small package. These powerful cells deliver 3 Volts of power and hold a sizable charge of 1550 mAh, more than enough to keep your light running through frequent use. And unlike alkaline batteries Surefire 123A Flashlight Lithium Batteries 3V (2-Pack) high-performance lithium batteries boast a ten-year shelf life, which means they will be ready when you need them, every time. Optimized for use in SureFire flashlights. Key Features: Surefire 123A Flashlight Lithium Batteries 3V (2-Pack) High-performance batteries, optimized for high-drain use in flashlights 10-year shelf life Wide temperature tolerance Built-in heat and fault (short-circuit) protection Made in the USA to SureFire specifications Specifications: Surefire 123A Flashlight Lithium Batteries 3V (2-Pack) Product Dimensions 1.346" (L) x 0.669" (Diameter) Item Weight 0.704 oz. Item model number SF2-CB Battery Cell Composition Lithium Metal Manufacturer SureFire Battery Capacity (mAh) 1550 Battery Voltage 3V Battery Size CR123A Video: Surefire 123A Flashlight Lithium Batteries 3V (2-Pack)