Feature： Newbie-Friendly: Just plug in this OBD2 scanner to your car, and read and erase codes. No need to install an app, connect to a phone, or a computer. No car knowledge required. Check Engine Light: Our OBD2 scanner comes with a built-in DTC lookup library, featuring 9000+ error codes, including 3000 common codes and 6000+ private codes from various manufacturers. Even if you don't understand the error code, you can clear it with a single key press. Battery Tester: This OBD2 code reader can also measure battery voltage, monitor it in real-time, assess battery life, and prompt timely replacements to prevent issues. .
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