Duracell Ultra DL123A CR123A 1470mAh 3V Lithium (LiMNO2) Button Top Photo Battery 4PCS (packaging may vary) - TheBatterySupplier.Com
Amazon.com: Duracell CR123A 3V Lithium Battery, 2 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