Optimized for use in SureFire flashlights, SureFire high-performance lithium batteries pack a lot of power into a very small package. And unlike alkaline batteries, SureFire provide a 10-year shelf life, which means they will be ready when you need them, every time. Trust in the power and durability of SureFire lithium batteries|.15|4|2|9|The best 123A lithium batteries available, bar none|10-year shelf life|10-year shelf life ? they?re ready when you need them|Built-in heat and fault (short-circuit) protection|Made in the USA to SureFire specifications|||T|WARNING: This product can expose you to chemical(s) known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.|US|NO