Tenergy CR2 3V Lithium Battery Non-Rechargeable PTC Protected High Performance CR2 Batteries for Flashlight, Digital Cameras, Toys, Alarm Systems, 50 Pack

These are size cr2 3.0v non-rechargeable lithium batteries. They are NOT the same as cr123a batteries and are not interchangeable with CR123A batteries. It is not recommended to mix old and new batteries for usage. These batteries are not compatible with for Arlo cameras.
3V Lithium photo battery that can be used in many high energy applications such as golf range finders, photo cameras, flashlights, light meters, toys, clocks, and other photo equipment.
Tenergy’s cr2 lithium battery has 800mAh energy capacity. High energy drain devices like digital cameras work longer and record more.