Optimized for use in SureFire flashlights, SureFire lithium batteries pack a lot of power into a small package. And unlike alkaline batteries SureFire high-performance lithium batteries boast a ten-year shelf life, which means they will be ready when you need them, every time.

Specs:

• 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

Note:The Surefire 5pack does not come in Surefire packaging.