Stop playing guessing games with your dashboard. The TOPDON ArtiLink500B is the ultimate 2-in-1 OBD2 scanner and battery tester designed to save you time, money, and roadside headaches. Whether you are tracking down a stubborn check engine light or evaluating a weak starter, this rugged diagnostic powerhouse puts professional-grade data right in the palm of your hand. Double-Duty Diagnostic Power: Combines a full-featured OBDII code reader and a precision battery analyzer into one compact, cost-effective tool—eliminating the need to carry multiple devices. Complete OBD2 Engine Code Coverage: Diagnostics made simple. Effortlessly read and clear check engine lights (CEL), retrieve VINs, access freeze-frame data, and run one-touch I/M readiness tests to pass smog checks with confidence. Advanced 12V/24V Battery Testing: Accurately measure Cold Cranking Amps (CCA) and battery State of Health (SOH) across 12V lead-acid batteries, with expanded capabilities to analyze 12V/24V starter and charging systems in heavier vehicles. Live Data Graphing & Playback: Monitor real-time PCM streams with highly visual data graphing. The built-in memory automatically stores your diagnostic history, allowing you to play back and pinpoint intermittent system faults. Free Lifetime Updates & Report Printing: Keep your tool current with free, simple software upgrades via computer, and easily connect to print professional battery and diagnostic reports for your records or clients. Built Like a Tank for the Garage: Engineered with an ultra-rugged, heavy-duty casing that stands up to demanding garage environments and emergency roadside use, complete with secure, high-grip battery clamps.