Duracell - 123 High Power Lithium Batteries - 20 Pack (packaging may vary) - TheBatterySupplier.Com
Zoll AED Plus Type 123 Lithium Batteries - AED.com
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
Amazon.com: Duracell CR123A 3V Lithium Battery, 1 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