•Checks 12 volt system.
•LED display shows polarity.
•Safetly tests standard primary automotive circuits and onboard computer controlled electrical system without damaging the micro-processor.
•Operates from 3~15V. Extra long 48-in leads.

•Checks 12 volt system.
•LED display shows polarity.
•Safetly tests standard primary automotive circuits and onboard computer controlled electrical system without damaging the micro-processor.
•Operates from 3~15V. Extra long 48-in leads.