Ideal for use in all applications including high drain devices and all weathers and all temperatures. These Energizer AA / LR6 sized batteries provide an outstanding performance in temperatures ranging from -40 to 140 degrees. When you’re worried about having a battery that lasts, count on Energizer, the well-known brand that when unused can store power for many years.Due to their alkaline battery chemistry, this pack of 24 Energizer batteries have a higher energy density than primary or rechargeable batteries. These AA batteries are not rechargeable so this gives you a higher capacity and initial voltage than rechargeable. Don’t worry about leakage ruining your devices as these essential batteries are leak-free. This very popular size AA battery is also known as LR6, LR06, MN1500, KSAA etc.