Duracell Procellbatteries are designed for use in even the harshest work environments and built with both high capacity and physical durability. Procell AA sized batteries offer2850mAhcapacity as well as a7 Year Shelf Life. AA batteries are commonly used in work utilities such as flashlights, walkie talkies, portable radios and various safety devices. Procell batteries have a wide temperature operating range, and perform perfectly at anywhere between -20°C to 54°C. When it comes to powering workplace devices, nothing beats a Procell!