Autel AL539 OBD2 Scanner Code Reader Electrical Test Tool with AVOmeter Function Upgraded Version of AL519

Upgraded Product The Electrical Tester diagnose 12V charging systems starting systems and condition of discharged battery which are previous model AL519 cant do OBD2 Functions Complete OBD2 functions includes reading diagnostic trouble codes Pending permanent current codes live data stream freeze frame data vehicle information IM readiness O2 sensor test Onboard monitor test Component test Facilitate Repair Work Besides complete OBD2 functions this car scanner supports DTC Lookup for DTC definitions and printing via PC which is convenient for getting the required information to help facilitate your repair work Practical Hot keys IM hot key allow you to quick enter IM readiness interface for quick state IM readiness check and drive cycle verification Favorable DesignPrice Bright color coded LEDs and builtin speaker provide both visual and audible tone for readiness verification Costeffective when compare with similar code reader for gaining the electrical test function