Tests 6 and 12 volt Flooded, AGM Flat Plate, AGM Spiral,and Gel Batteries. Vehicle applications for automotive, motorcycle, marine cranking, lawnand garden, Group 31,and commercial 4D/8D batteries. Tests Battery in or out of the vehicle. Field replaceable 4' leads. Large back-lit display keeps operation simple for all level of users Introducing the MDX-600 series from Midtronics, worldwide leader in battery and electrical diagnostics. The new MDX-600 series combines over 20 years of experience and innovation gained from selling essential tools to nearly every car and truck OEM in the world, with the industry standard conductance technology for battery testing, which makes testing safe, fast, and simple. Battery conductance analyzer includes: MDX-600 series analyzer, MDX-640 software 9 installed), manual, stud adapters, and 4 cable set. Print results with the optional IR printer (sold separately).