Energizer Alkaline Batteries, Industrial, AA, AAA,\' C\' Cell, \'D\' Cell, PP3 Type - Energizer Energizer EN91, The Energiser EN91 is an AA Industrial Battery that has been designed to meet the most stringent needs of today\'s high drain devices, and are available in the most popular standard sizes. The Energizer Industrial Alkaline Battery offers an economical, high rate source of portable power. This heavy duty battery operates well in extreme temperatures, and will retain 85% of its original life up to 7 years in storage. When you want to make your battery draining devices last longer, such as a DVD player, video game, or digital camera, you should try industrial strength alkaline batteries for complete satisfaction. Energizer Energizer EN91 Industrial AA Batteries (Box 10)