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. Tenergy alkaline batteries delivers performance and reliability. These batteries operate reliably in temperatures of -4 to 129 degrees Fahrenheit. In addition, they are date coded to guarantee freshness and can last up to 10 years when properly stored when not used. Risk of fire: Battery can explode or leak and cause injury if installed backwards, disassembled, charged, crushed or exposed to fire or high temperature. Do not put the battery into a charger of any kind. Cannot be used with other types of batteries together.