SureFire 123A 12ct High-Performance Lithium Batteries SF12-BB are the go-to power source for high-drain devices, including flashlights, weaponlights, and other tactical gear. These batteries are optimized for maximum performance and reliability, offering a 10-year shelf life and wide temperature tolerance to ensure they are ready when you need them. Each battery delivers 3 volts of power and a capacity of 1550mAh, providing long-lasting energy for your devices. Made in the USA to SureFire's exacting standards, these lithium batteries feature built-in heat and fault protection for safe and efficient operation. Whether for professional use or emergency preparedness, SureFire 123A batteries are a dependable choice for powering your essential equipment. SureFire 123A 12ct High-Performance Lithium Batteries SF12-BB