This AA, 1.5V Ultimate lithium
battery 2-pack made by Energizer has a high energy density, a long shelf life,
and lasts longer than traditional alkaline batteries making it ideal for
applications where long-term reliability is a concern. They are a direct drop-in replacement for
applications using primary AA batteries.
They are also 1/3 the weight of standard alkaline batteries, perform at
extreme temperatures, and are leak resistant meaning they won’t leak and
destroy your expensive electronic devices.