Bluetooth obd2 adapter with support for extensive apps (such as OBD Fusion, Torque Pro, Car Scanner ELM OBD2) can turn your iPhone, iPad or Android phone/tablet into a sophisticated car scan tool. Read diagnostic trouble codes and freeze frame data, reset check engine light, prepare smog test, view real-time sensor readings, create customized dashboard and estimate fuel economy. Works with all brand OBD2 / EOBD compliant cars and light trucks (in the United States, vehicles since year 1996 are supported, including pickup trucks, hybrid and many electric vehicles).