When you need your devices to function properly trust the Duracell Coppertop Battery. The new improved technology delivers excellent value and provides end users and distributors with a premium-quality long-lasting and dependable power source they can trust. This C alkaline battery ensures optimal performance in a wide range of important professional devices including cameras flashlights smoke and security alarms toys and more. The Duracell battery has a dependable long-lasting power that comes with up to a 10-year freshness guarantee. Each pack comes with four batteries that operate reliably in temperature extremes of -20 degrees C to 54 degrees C. They re dated and coded to guarantee freshness. These batteries are sold in economical bulk packaging for professional applications and contain no added mercury. Duracell Coppertop Battery C Alkaline 4 pack: