2-Pack 3V CR 1/2 AA Series Lithium Battery CR1/2AA 950mAh Cylindrical Battery
Battery Capacity: 950mah. - Uses Lithium Manganese Dioxide chemistry giving an effective shelf life of 10 years. Chemistry: Lithium Manganese Dioxide. - CR 1/2AA 3 Volt Lithium Battery. - Half the size of a standard AA battery but at 3 Volts.