The LS14500 battery is a non-rechargeable primary lithium battery with a very high capacity. With a AA-size case, but more than double the output voltage of a standard AA battery, it is intended for special applications.
Common applications for these cells include remote, unattended electronic devices, toll gates, memory backup, utility meters, tactical flashlights and military equipment
Do not attempt to put this battery into devices requiring a standard AA battery. They will more than likely be damaged.