The SF2-SW-BULK is a point-of-sale display containing 65 pairs of shrink-wrapped SureFire 123A lithium batteries. It is ideal for placement on countertop displays. Optimized for use in SureFire flashlights, SureFire 123A highperformance lithium batteries pack a lot of power into a very small package. And unlike alkaline batteries, SureFire batteries have 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 batteries.