Why choose the NT301 automatic scanner? [Vehicle CEL Doctor] The NT301 obd2 scanner enables you to read DTCs, access to e-missions readiness status, turn off CEL(check engine light) or MIL, reset monitor, read live data and retrieve VIN of your vehicle. [Accuracy & Streams] Live data graphing and logging. Accurately read error codes for most Worldwide cars, SUVs, light trucks and 12V diesels equipped with Obd2. Graphing live vehicle sensors data allows you to focus on any suspicious data and trend. [S-mog Check Helper] Read/Erase and I/M readiness hotkeys make it easy to use the car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for confident e-missions test. [Home Necessity] Open to global customers. No battery required, NT301 obd scanner is charged directly from the 16pin DLC in your vehicle. It is recommended as a necessity in your toolbox and great choice for Home and Autoshop Mechanics. Product Features: 1. Supports multiple code requests: Generic, manufacturer specific and pending codes. 2. Clears codes, turns off Check Engine Light (CEL) and resets monitors. 3. DTC definition can be automatically displayed after reading, press "HELP" button with DTC guide for possible causes if codes show the small "?" icon. 4. Reads freeze frame data which shows engine conditions such as fuel trim, fuel pressure, engine coolant temp, etc. at the time the Malfunction Indicator Lamp(MIL) was set. 5. Reads, records, graphs & playbacks(data logging) live sensor data. 6. Reads live O2 sensor/on-board monitor test data.(Full OBD modes including Mode 6 and Mode 8) Graphing Live Data It allows us to see real-time data in a graphical format, observe trends and changes in data, and check if parameters like temperature and speed are within normal ranges. This helps us monitor the vehicle's health, diagnose issues, make performance adjustments, and gain a better understanding of how the vehicle is performing. I/M Readiness This automotive scan tool is designed for fast use so you can get the results you want in the shortest time with one-click hot keys for reading/clearing DTCs. To know if you are ready for a smog check, press I/M button(rubber) for 3 seconds. Red-Yellow-Green LEDs and build-in speaker indicate the readiness status for smog check. Enhanced OBD II functions It can also help save you money and offer added features to streamline your diagnosis. These enhanced functions encompass Led indicators, data logging, DTC assistance, VIN retrieval, and data printing. They aid in identifying underlying issues and enhance the convenience of your diagnostic process. One-Key Smog Test Read/Erase and I/M readiness hotkeys make it easy to use the car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for confident emissions test. Package Including: 1 x FOXWELL NT301 Diagnostic-Tool 1 x English User Manual 1 x USB cable 1 x Battery Cable