OTC's 3183 Digital Battery Tester tests and analyzes 12 volt, 125-1400 CCA batteries by measuring multiple parameters within the battery to deliver fast, accurate, and reliable results. Designed with a live voltmeter that allows easy starting/charging system testing and a bright, 4 digit LED display that indicates the battery's good/bad status, voltage, and available CCAs. Utilizes cost effective conductance test technology for accurate testing, at a value price point, that delivers quick, 1-second, initial results. This versatile tool detects and identifies loose leads, detects bad cells, compensates for cold temperatures, and includes a surface charge warning. Measures multiple international units: CCA, IEC, DIN, BCI, and EN. Comes complete with a soft sided carrying case to keep the tool protected when not in use. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it’s a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians’ productivity and shop profits.