The Carlyle Tools 3,000 CCA Battery Tester, No. CEA3000, features firmware updates available through PC software to keep the tester up-to-date. An intuitive graphical user interface for fast, straightforward operation, delivering results injust 2 seconds, according to Carlyle. A self clamp-cable design offers secure connections to vehicle batteries. Result management available via PC software for streamlined record-keeping and analysis. Designed for both ease of use and portability, it is ideal for shop or on-the-go testing.