Autel AutoLink AL319 On-Board Diagnostics OBDII/CAN Code Reader Auto Fault Code Scanner Type: Auto fault code scanner Features: Featuring the unique patented One-Click I/M Readiness Key, TFT color display and built-in speaker, the Auto Link AL319 is truly the ultimate in ease and affordability, enabling users to verify repairs, road test, check State Emission Monitor Status and solve basic engine and driveability problems