Energizer Industrial Alkaline 9V Batteries (12 Pack) EN22Energizer 9V Industrial Batteries contain the long-lasting power found in Energizer Max Alkaline batteries with a design enhanced for today’s heavy current or continuous use applications.FEATURES:Alkaline batteries provide a long-lasting power source.Date-coded and 100% mercury-free.Long-Lasting Performance in the widest range of devices.Operational in extreme temperatures making environment a non-issue when it comes to providing power.SPECIFICATIONS:ClassificationAlkalineNominal Voltage9.0 voltsOperating Temp-18°C to 55°C (0°F to 130°F)Shelf Lif5 years at 21°CQuantity12/Box Energizer Industrial Alkaline 9V Batteries (12 Pack) EN22