Autel AL539B OBD2 Scanner 3-in-1 Code Reader Battery Tester Avometer for 12 Volts Batteries, Full OBDII Diagnosis and Circuit Starting & Charging Systems Test

3-in-1 OBD2 Scanner: Autel AL539B is not only a simple OBD2 code reader, but also a top-rated battery tester with AVOmeter. It is designed to work with most 1996 and newer American, Asian and European OBDII/CAN compliant vehicles, providing you with comprehensive vehicle analysis BATTERY TEST: AL539B, a expanded function OBD2 scanner with the additional capability of battery testing, is a great solution for you to quickly and accurately test most types of 12V batteries, including AGM, standard and maintenance-free batteries CIRCUIT TEST: Autel AL539B is not only equipped with an easy-to-read build-in AVOmeter to allow you to test voltage, continuity and current at the fingertip. It will be easy for you to quickly access information about voltage, continuity and current of any vehicle for battery status analysis Full OBD2 Functions: With AL539B OBD2 Scanner you can operate complete car diagnoses. Such as read/erase code, reade live date and freeze frame, I/M readiness status，O2 sensor test……The most direct and typical functions of this code scanner is to turn off the check engine light (MIL), which is completed via clearing the stored fault codes after the problems are solved FASTER DIAGNOSES: For faster and more convenient diagnosis, the Autel code reader AL539B supports DTC lookup for detailed codes information retrieval, data playback and print capability for convenient vehicle health status analyzing. Feel free to get technical support via emailer Q&A if you are unsure whether the scanner tool is suitable for your vehicle, or any questions