Duracell 123 3V Lithium Battery, 6 Count Pack, CR123A 3 Volt High Power Lithium Battery, Long-Lasting for Home Safety and Security Devices, High-Intensity Flashlights, and Home Automation : Amazon.ca: Electronics
Duracell 123 Lithium 123 Digital Camera Batteries (12-Pack) in the Device Replacement Batteries department at Lowes.com
Duracell Lithium Deep Cycle Battery – DuracellPower