Energizer 9v Batteries 2Pk XMS21BATT9V/

Energizer MAX® 9V Alkaline Batteries with zinc-manganese dioxide (Zn/MnO2) chemistry, no added mercury or cadmium. They will hold power for up to 5 years in storage. Typical applications include smoke alarms, carbon monoxide detectors and other moderate current drain devices. Pack of 2 Energizer Alkaline Batteries 9V