Contains 1.5V Alkaline C batteries 24 pack. Batteries c size designed for everyday applications like toys, clocks, flashlights, and more. Anti-leaking tight seal design and date coded freshness, holds the power in for up to 10-years until it is needed. C cell batteries can be used in temperatures as low as -4°F degrees or as high as 129°F degrees. These are one time use disposable batteries. Please DO NOT recharge these c size batteries.