This Energizer A23 battery provides reliable power for your calculators, remotes, medical equipment and more.  Energizer is the world's No.1 speciality brand. Energizer watch electronic batteries deliver long-lasting, dependable power for your coin-battery-operated items. Specifications 2-Pack Energizer A23 Miniature Alkaline Batteries, delivering long-lasting, dependable power to your gadgets Energizer Miniature Alkaline Speciality Batteries are built to meet the requirements of your battery-operated devices Holds power for up to three years in storage, so it's ready when you need it Appropriate for a variety of devices, including cameras, calculators, wireless headsets, and medical equipment Cell size: A23; Type: Miniature Alkaline; Volt: 12.0 Replacement for: 1181A, A23BP, DL21, DL23, MN-21B, MN21, V23GA