One 4-pack of lithium CR2 3-volt battery with 800mAh capacity - these batteries are different than CR123A and NOT interchangeable

Ideal for digital cameras, flashlights, night-vision goggles, calculators, memory backup, and more

Reliable in both high and low temperature environments

Ships in Certified Frustration-Free Packaging

Note: these batteries are NOT rechargeable. For reusable options, check out Amazon Basics rechargeable batteries