Amazon.com: Coonyard (2-Pack) CR1/2AA-SLF 3V Lithium Battery, Replacement for VARTA CR 1/2 AA Series, with Tabs 2 Pin (10mm +) : Health & Household
Amazon.com: 4X EEMB AA 3Volt Lithium Battery Non-Rechargeable 3V CR 14505 1800mAh Single-Use Li-MnO₂ Battery UL Certified DO NOT Charge Battery for Security Cameras/Digital Thermometer/WiFi Oil Tank Guage : Health & Household