CGSULIT SC301 Car Code Reader OBD2 Scanner Check Engine Issue

Brand CGSULIT Power Source OBD2 Interface, Plug and Play Item Dimensions LxWxH 6.3 x 2.9 x 1 inches Operating System Windows or macOS System! Lifetime Free Update! Screen Size 2.8 Inches About this item Enhanced OBDII Service Model. SC301 OBD2 scanner enables you to reset check e-ngine light(CEL), locate bad O2 sensors, EVAP leak test, access engine status, reset monitors, retrieve vehicle's VIN, read/reset fault codes, etc. Plug and play, no batteries, located your car's problems in minutes. Note: Please fix the issue first, and then clear codes, otherwise, the scan tool won't clear codes successfully One Click I/M Readiness+Help Pass S-mog Check.  SC301 car code reader monitors the engine-related systems' status, to check if your car is ready for the s-mog test, such as Misfire, Fuel, CCM, EVAP System, etc. Help you pass the s-mog check easily, and save your money for paying fine tickets. A Green-Yellow-Red light and the speaker will indicate the readiness stat