INNOVA 3120 Diagnostic Scan Tool/Code Reader for OBD1 and OBD2 Vehicles Patented 2.8-Inch all-in-one color display shows 20 pieces of vital information all at one time, including codes and their definitions in English, French, and Spanish Read and erase Check Engine light codes with the click of a button Diagnose and erase OBD2 / ABS codes on most popular, newer-model vehicles Memory battery backup for off-car review and analysis Retrieves OEM-enhanced and transmission diagnostic trouble codes on 1996 and newer OBD2 vehicles - foreign and domestic, as well as the most popular 1982 to 1995 OBD1 vehicles Designed to retrieve OEM Enhanced and Transmission diagnostic codes in all OBD2 (1996 and newer) and some of the most popular OBD1 (1981 to 1995) vehicles Automatically refreshes data every 30 seconds when connected to the vehicle, making it easy to verify repair completion Battery backup memory provides off-car review and analysis Multilingual on screen definitions and interface - English, Spanish and French Displays OBD2 Freeze Frame Data