Classification: Alkaline Chemical System: Zinc-Manganese Dioxide (Zn/MnO2 ) Designation: IEC-6LF22 ANSI-1604A Nominal Voltage: 9.0 volts Operating Temp: -18°C to 55°C Typical Weight: 45.0 grams (1.58 oz.) Shelf life of up to 5 years Reliable battery made using PowerSeal Technology that makes sure of excellent capacity Long battery life Comes in a pack of one, which is basically all you will need for a long time Can be used in a wide variety of household products