OBDII / EOBDI Diagnostics Function: TopDiag Obd2/ EOBD scanner will assist you have a quick test on the engine system of OBD II vehicles. On board diagnostic, component test, read codes, clear codes, I/M readiness status,battery test, live data, freeze frame, O2 sensor test, vehicle info, DTC look up, review data, print data, update mode, EVAP Systems Test etc Battery Test: This code reader expanded the function for battery test, cranking test and charging test, which allows you a real-time battery monitoring and displays the accurate live data, it can accurately test most types of 12V batteries, including regular flooded, AGM, Gel, EPB, and the 3.2 inch color screen provide a clear viewing interface For Most OBDII Protocol Vehicle: Universal scanner supports all OBDII protocols, works on most vehicles sold in the USA with the model year of 1996 or newer,2000 EU-Based and 2005 Asian-Based cars or newer, including passenger cars, SUVs, light trucks, etc Live Data: It’s not just a car engine light scanner, you can also know the emissions status using the red, yellow, and green LEDs. Accesses to emissions readiness status displays live data in both graph and text forms, and the 3.2” full color screen provide a better viewing experience Purchase with Confidence: TopDiag car scanner allows you to print out diagnostic data and update free software via our web. We guaranteed 2 years warranty. Whole package including carrying case, OBD2 connector cable, battery test cable, USB cable, user manual