The Curious Dreamer’s Dream Dictionary

by Nancy Wagaman
A battery or other stored source of energy can represent: A source of energy, fuel, motivation, or inspiration in your life (or a desire for such).

Perseverance or the ability to keep going.

A low or dead battery can represent: low energy, fuel, motivation, or inspiration, exhaustion, overwhelm, or trying to do too much, the need to recharge, refresh, or start anew, the end of a phase, cycle, event, project, or something else.

See Fuel, Magnet, Attacked, Being, Attacking

Complete Dictionary of Dreams

by Dr. Mıchael Lennox
The primary purpose of a battery lies in its capacity to store energy for use at a later time and in a way that is portable. In this way, if a battery appears in a dream, it may connect to a need or desire to conserve your energy for use at a different time.

A battery is also symbolic of the ability to bring energy to places that might otherwise be lacking it.

Dream Meanings of Versatile

by Versatile - Anonymous
Psychological / emotional perspective: As there are now so many different types of battery, ranging from tiny transistor types to large cells, the interpretation will vary somewhat. Largely, however, a battery is seen as a source of power.