CR123A lithium battery
The CR123A lithium battery is classified by its 34.5 x 17mm or 2/3A cell size, lithium (LiMnO2) chemistry, and high 3V voltage. They're usually button top, and are primary (non-rechargeable) batteries.
CR123A battery are great choice as:
Flashlight batteries; Lithium camera batteries; Arlo camera batteries; Batteries for Arlo security cameras.
CR123A battery features:
High safety and reliability; High current pulse discharge capability; Superior shelf life/minimal self-discharge; Operating temperature (-40°c~70°c); High energy density.
What is the difference between a CR123 and a CR123A?
Basically the difference are only their names, they have the same size, and because CR123A is the most common used names, therefor there are no difference between CR123 and CR123a batteries.
RCR123A Rechargeable Lithium-Ion Batteries
Replacement rechargeable batteries and charger for Arlo VMS3030/3230/3330/3430 security cameras.