[Approved by Kilmer Mechanic]: LAUNCH Creader 3001 OBD2 scanner can read and clear engine system fault codes. Plug-and-play code reader that allows you to use it directly once you get it, very easy to use even for beginners. Since the scanner is equipped with a cable, you don't have to worry about insufficient length. It also has a compact size, easy to and carry. [Readiness Test]: OBD2 scanner can check the status of the misfire system and fuel system of emission-related monitors, make sure the monitor has been adjusted to put it in smog. Help you pass the Smog Check smoothly, save your time and money! [Display Freeze Frame/Live Data Stream/O2 Sensor/Evaporative System Test MODE 8/On-Board Monitor Test MODE 6]: LAUNCH Creader 3001 is a very useful and cost-effective FULL FUNCTION OBD2 car diagnostic tool, supports to read live data of engine system, quickly detect vehicle faults, save you trips to your mechanic. [Turn Off Check Engine Light & Identify VIN Information]: Scanner can