Tests all 6 & 12V Lead Acid, AGM and Gel batteries Tests 6/12/24/36V starting/charging systems Displays both percent of capacity and cold cranking amps IR printer interface for remote printing Detects and displays alternator ripple and bad cells Tests series (24V) and parallel batteries Patented Conductance Technology Reverse Polarity Protection Loose Lead Detection Includes RoHS compliant post adapters Made in the USA