### Question
What is the definition of battery?


### Answer
The definition of **battery** is as follows in *42 U.S.C. § 16195*:

> an energy storage device that previously has been used to provide motive power in a vehicle powered in whole or in part by electricity

#### Citation:
  - *42 U.S.C. § 16195*
  - Heading: **CHAPTER 149-NATIONAL ENERGY POLICY AND PROGRAMS > SUBCHAPTER IX-RESEARCH AND DEVELOPMENT > Part A-Energy Efficiency**

