approximateVoltage

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: approximateVoltage

Indicates that one entity represents or provides a value that is close to, but not necessarily exactly equal to, the voltage of another entity.