2pcs/lot Original Panasonic CR2 3V CR15H270 850mah Lithium camera battery|Primary & Dry Batteries| - AliExpress
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