Power flashlights, toys, and a wide variety of other electronics with this resealable 12-pack of general-purpose, 1.5V Rayovac Ultra Pro C Alkaline Batteries. These American-made, mercury-free cells perform well under prolonged use and high-drain demands, and have a low self-discharge rate that allows them to hold most of their power after 10 years in storage. The resealable container keeps them organized and protects them from short-circuiting and other potential damage.