Energizer Industrial Alkaline batteries are produced to the same specifications as Energizer Alkaline batteries - and designated for today's heavy current or continuous use applications. Energizer offers primary batteries over a range of sizes, which operate well in temperature extremes have excellent shelf life up to 7 years of storage, and require no special disposal requirements because of the no mercury-added composition. Features Include: Long lasting performance in all device applications. Broadest portfolio of cell types and package configurations. Seven-year shelf life. No added mercury.