The Saft 3.6 volt lithium AA battery is a long lasting, high performance, high energy lithium battery. 3.6 V Lithium AA battery is the preferred choice for wireless alarms, memory backup, bar code scanners, electronics, and diving equipment. Outstanding performance and reliability combined with a great price makes the 3.6V AA battery a great buy. 3.6v AA batteries are great to use in temperature extremes of -60° C to 85° C. Each lithium battery 3.6 volt has a minimum 7 year shelf life.