CR123A 3V Lithium Battery, CR123 VS CR123A, CR123A Equivalents
Amazon.com: Duracell CR123A 3V Lithium Battery, 6 Count Pack, 123 3 Volt High Power Lithium Battery, Long-Lasting for Home Safety and Security Devices, High-Intensity Flashlights, and Home Automation : Health & Household
Cr123 Vs CR123a Batteries - What is the difference between?
CR123 vs. CR123A Batteries: Which Ones Are better?