Fission Battery

Fission Batteries are a miscellaneous item in Fallout 3 and Fallout: New Vegas.

Background
 Fission Btteries are a pre-War portable power source containing acid, often found in robots and vehicles. Two century old Fission Batteries have a smell. Batteries can be found in New Vegas streets, remote shacks in the wastes, and reoccupied suburban homes. Additionally, Fission Battery acid can be used in the distillation of certain alcohols like Cass' moonshine. 

Variants
The standard version of the Fission Battery.