SureFire SFLFP123 123A Batteries White/Black 3.2 Volts 450 mAh (2) Single Pack Rechargeable

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