Brand PoundMax Model CR2 Voltage 3.0V Battery Cell Composition Lithium Recommended Uses For Product Digital Cameras, Cameras and other Electronic Devices Reusability Single Use Size 27mm (1.06") x 15.6mm (0.61") Unit Count 1 Count About this item: Reliable long lasting power Operating temperatures (-22°F to +140°f) Long shelf life. Used to power small electronic devices, Digital Cameras, Cameras and other Electronic Devices (Check your device for required battery model) 3.0 V voltage Equivalents: KCR2, EL1CR2, DLCR2, CR2R Made in China High Quality products by PoundMax Note - 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 also not designed for Arlo camera