CR2 vs CR123: What is the Difference? 2022 Best Answer
cr2 vs cr123:Which battery do you prefer?
Energizer Lithium CR2 Digital Camera Batteries (2-Pack) in the Device Replacement Batteries department at Lowes.com
Amazon.com : Tenergy CR2 3V Lithium Battery Non-Rechargeable PTC Protected High Performance CR2 Batteries for Flashlight, Digital Cameras, Toys, Alarm Systems (Not for Arlo Camera) 10 Pack : Digital Camera Batteries : Electronics
Amazon.com: CR123A 3V Lithium Battery, 4 Pack 1600mAh CR123 CR17345 Battery with 10-Year Shelf Life UL Certification for Flashlight Alarm System etc, Non-Rechargeable, NOT for Arlo : Health & Household