Designed and packaged for wholesale and professional trade customers, these Duracell Industrial AA alkaline batteries are ideal for any busy user by providing high quantities of dependable batteries at a cost-effective price.With high-performance power, these batteries can deliver long-lasting power across a range of professional applications - including torches, smoke alarms and medical devices, etc.They are capable of operating in temperatures from -20C to 54C and can offer reliable performance, even after seven years of storage. Specifications Battery type: AA MN1500 Battery chemistry: Alkaline Temperature operating range: -20 to 54C (-4 to 129.2F)What's included 10 x Duracell Industrial AA MN1500 alkaline batteries