rechargeable

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: rechargeable

Indicates that an entity can have its stored energy replenished, typically by being connected to a power source, and thus can be used repeatedly rather than discarded after a single use.