Sanyo CR123A 3V Lithium battery
It is a 3-volt lithium battery with a high energy density.
The battery is designed for use in various electronic devices, including cameras, flashlights, security systems, and more.
It is known for its long shelf life and stable voltage output.
This particular Sanyo battery has been discontinued due to the acquisition of Sanyo by Panasonic, with Panasonic CR123 batteries serving as a replacement.