NOTE NOT compatible with Apple iOS DEVICES Not suitable for iPhone or iPad due to Bluetooth limitation For iOS devices, please choose the Bluetooth LE model OBDCheck BLE. Its only compatible with Android phones tablets Android head units are not supported. CHECK ENGINE LIGHT DIAGNOSTICS Quickly read the diagnostic trouble codes when your check engine light CELMILSES is on. You can also view freeze frame data, oxygen sensor onboard monitor test results, and IM readiness, which can help you diagnose simple engine problems and check if your vehicle is ready for SMOG check. REALTIME SENSOR DATA Access a whole new world of information about your vehicle directly on your phone or tablet, such speed, RPM, engine coolant temperature, Intake air temperature, absolute throttle position, O2 Readings, Mass air flow, Fuel Trim, etc. You can monitor fuel economy, create your own dashboard, and more to discover. COMPATIBLE WITH VARIOUS ANDROID APPS NOT INCLUDED Torque LitePro OBD2Car, OBD Fusion, Car Scanner ELM OBD2, Infocar, OBD Auto Doctor, Dr Prius, JScan, CVTz50, etc. Incompatible with iOS Apps; BimmerCode, BimmerLink, ABRP are not supported; Some Apps or inapp features require separate purchase VEHICLE COMPATIBILITY Compatible with cars and light trucks with model year since 1996 in the US and since 1998 in Canada for generic OBD II functions. For PHEVs EVs, please refer to the user guide EV compatibility guide to check compatibility. Note Advanced diagnostics e.g. ABS, SRS and manufacturerspecific data like transmission temperature are not available for all OBD II vehicles; please check the product image, user guide or contact manufacturer to confirm if there is a proper App for your vehicle. Comes with oneyear manufacturer replacement warranty.